Home / 1,340,244.33-1,849,551.50-728,397.06

Finding the Fourth Proportional to 1,340,244.33, 1,849,551.50 and 728,397.06

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Solution

The fourth proportional to 1,340,244.33, 1,849,551.50 and 728,397.06 is: 1,005,195.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,340,244.33 : 1,849,551.50 = 728,397.06 : x
  2. Step 2: Convert to fraction form
    1,340,244.33/1,849,551.50 = 728,397.06/x
  3. Step 3: Cross multiply
    1,340,244.33x = 1,849,551.50 × 728,397.06
  4. Step 4: Simplify right side
    1,340,244.33x = 1,347,207,871,276.61
  5. Step 5: Solve for x
    x = 1,347,207,871,276.61/1,340,244.33
  6. Step 6: Final answer
    x = 1,005,195.73

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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.