Home / 1,053,938.76-1,454,436.18-570,507.88

Finding the Fourth Proportional to 1,053,938.76, 1,454,436.18 and 570,507.88

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Solution

The fourth proportional to 1,053,938.76, 1,454,436.18 and 570,507.88 is: 787,301.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,938.76 : 1,454,436.18 = 570,507.88 : x
  2. Step 2: Convert to fraction form
    1,053,938.76/1,454,436.18 = 570,507.88/x
  3. Step 3: Cross multiply
    1,053,938.76x = 1,454,436.18 × 570,507.88
  4. Step 4: Simplify right side
    1,053,938.76x = 829,767,301,647.10
  5. Step 5: Solve for x
    x = 829,767,301,647.10/1,053,938.76
  6. Step 6: Final answer
    x = 787,301.25

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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.