Home / 1,305,127.30-1,801,087.95-732,179.77

Finding the Fourth Proportional to 1,305,127.30, 1,801,087.95 and 732,179.77

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Solution

The fourth proportional to 1,305,127.30, 1,801,087.95 and 732,179.77 is: 1,010,414.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,305,127.30 : 1,801,087.95 = 732,179.77 : x
  2. Step 2: Convert to fraction form
    1,305,127.30/1,801,087.95 = 732,179.77/x
  3. Step 3: Cross multiply
    1,305,127.30x = 1,801,087.95 × 732,179.77
  4. Step 4: Simplify right side
    1,305,127.30x = 1,318,720,160,980.77
  5. Step 5: Solve for x
    x = 1,318,720,160,980.77/1,305,127.30
  6. Step 6: Final answer
    x = 1,010,414.97

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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.