Home / 1,016,155.78-1,402,410.45-586,551.22

Finding the Fourth Proportional to 1,016,155.78, 1,402,410.45 and 586,551.22

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Solution

The fourth proportional to 1,016,155.78, 1,402,410.45 and 586,551.22 is: 809,507.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,016,155.78 : 1,402,410.45 = 586,551.22 : x
  2. Step 2: Convert to fraction form
    1,016,155.78/1,402,410.45 = 586,551.22/x
  3. Step 3: Cross multiply
    1,016,155.78x = 1,402,410.45 × 586,551.22
  4. Step 4: Simplify right side
    1,016,155.78x = 822,585,560,388.25
  5. Step 5: Solve for x
    x = 822,585,560,388.25/1,016,155.78
  6. Step 6: Final answer
    x = 809,507.34

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Half scale
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Double scale
Find fourth proportional to 1,016,156.78, 1,402,411.83 and 586,552.22
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.