Home / 1,029,728.08-1,541,360.76-708,002.56

Finding the Fourth Proportional to 1,029,728.08, 1,541,360.76 and 708,002.56

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Solution

The fourth proportional to 1,029,728.08, 1,541,360.76 and 708,002.56 is: 1,059,782.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,029,728.08 : 1,541,360.76 = 708,002.56 : x
  2. Step 2: Convert to fraction form
    1,029,728.08/1,541,360.76 = 708,002.56/x
  3. Step 3: Cross multiply
    1,029,728.08x = 1,541,360.76 × 708,002.56
  4. Step 4: Simplify right side
    1,029,728.08x = 1,091,287,363,963.55
  5. Step 5: Solve for x
    x = 1,091,287,363,963.55/1,029,728.08
  6. Step 6: Final answer
    x = 1,059,782.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.