Home / 1,254,301.20-1,730,895.75-710,487.18

Finding the Fourth Proportional to 1,254,301.20, 1,730,895.75 and 710,487.18

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Solution

The fourth proportional to 1,254,301.20, 1,730,895.75 and 710,487.18 is: 980,449.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,254,301.20 : 1,730,895.75 = 710,487.18 : x
  2. Step 2: Convert to fraction form
    1,254,301.20/1,730,895.75 = 710,487.18/x
  3. Step 3: Cross multiply
    1,254,301.20x = 1,730,895.75 × 710,487.18
  4. Step 4: Simplify right side
    1,254,301.20x = 1,229,779,240,291.49
  5. Step 5: Solve for x
    x = 1,229,779,240,291.49/1,254,301.20
  6. Step 6: Final answer
    x = 980,449.70

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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.