Home / 1,003,026.87-1,386,007.07-730,619.01

Finding the Fourth Proportional to 1,003,026.87, 1,386,007.07 and 730,619.01

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Solution

The fourth proportional to 1,003,026.87, 1,386,007.07 and 730,619.01 is: 1,009,587.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,026.87 : 1,386,007.07 = 730,619.01 : x
  2. Step 2: Convert to fraction form
    1,003,026.87/1,386,007.07 = 730,619.01/x
  3. Step 3: Cross multiply
    1,003,026.87x = 1,386,007.07 × 730,619.01
  4. Step 4: Simplify right side
    1,003,026.87x = 1,012,643,109,683.31
  5. Step 5: Solve for x
    x = 1,012,643,109,683.31/1,003,026.87
  6. Step 6: Final answer
    x = 1,009,587.22

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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.