Home / 1,252,233.83-1,728,083.26-708,358.21

Finding the Fourth Proportional to 1,252,233.83, 1,728,083.26 and 708,358.21

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Solution

The fourth proportional to 1,252,233.83, 1,728,083.26 and 708,358.21 is: 977,534.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,252,233.83 : 1,728,083.26 = 708,358.21 : x
  2. Step 2: Convert to fraction form
    1,252,233.83/1,728,083.26 = 708,358.21/x
  3. Step 3: Cross multiply
    1,252,233.83x = 1,728,083.26 × 708,358.21
  4. Step 4: Simplify right side
    1,252,233.83x = 1,224,101,971,070.27
  5. Step 5: Solve for x
    x = 1,224,101,971,070.27/1,252,233.83
  6. Step 6: Final answer
    x = 977,534.66

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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.