Home / 1,025,008.30-1,537,512.45-725,826.70

Finding the Fourth Proportional to 1,025,008.30, 1,537,512.45 and 725,826.70

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Solution

The fourth proportional to 1,025,008.30, 1,537,512.45 and 725,826.70 is: 1,088,740.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,025,008.30 : 1,537,512.45 = 725,826.70 : x
  2. Step 2: Convert to fraction form
    1,025,008.30/1,537,512.45 = 725,826.70/x
  3. Step 3: Cross multiply
    1,025,008.30x = 1,537,512.45 × 725,826.70
  4. Step 4: Simplify right side
    1,025,008.30x = 1,115,967,587,792.41
  5. Step 5: Solve for x
    x = 1,115,967,587,792.41/1,025,008.30
  6. Step 6: Final answer
    x = 1,088,740.05

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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.