Home / 1,254,358.56-1,730,633.40-710,407.92

Finding the Fourth Proportional to 1,254,358.56, 1,730,633.40 and 710,407.92

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Solution

The fourth proportional to 1,254,358.56, 1,730,633.40 and 710,407.92 is: 980,146.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,254,358.56 : 1,730,633.40 = 710,407.92 : x
  2. Step 2: Convert to fraction form
    1,254,358.56/1,730,633.40 = 710,407.92/x
  3. Step 3: Cross multiply
    1,254,358.56x = 1,730,633.40 × 710,407.92
  4. Step 4: Simplify right side
    1,254,358.56x = 1,229,455,673,976.53
  5. Step 5: Solve for x
    x = 1,229,455,673,976.53/1,254,358.56
  6. Step 6: Final answer
    x = 980,146.92

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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.