Home / 1,123,574.77-1,550,544.51-607,338.65

Finding the Fourth Proportional to 1,123,574.77, 1,550,544.51 and 607,338.65

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Solution

The fourth proportional to 1,123,574.77, 1,550,544.51 and 607,338.65 is: 838,133.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,123,574.77 : 1,550,544.51 = 607,338.65 : x
  2. Step 2: Convert to fraction form
    1,123,574.77/1,550,544.51 = 607,338.65/x
  3. Step 3: Cross multiply
    1,123,574.77x = 1,550,544.51 × 607,338.65
  4. Step 4: Simplify right side
    1,123,574.77x = 941,705,615,622.19
  5. Step 5: Solve for x
    x = 941,705,615,622.19/1,123,574.77
  6. Step 6: Final answer
    x = 838,133.46

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Double scale
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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.