Home / 729,115.60-1,093,673.40-684,792.40

Finding the Fourth Proportional to 729,115.60, 1,093,673.40 and 684,792.40

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Solution

The fourth proportional to 729,115.60, 1,093,673.40 and 684,792.40 is: 1,027,188.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,115.60 : 1,093,673.40 = 684,792.40 : x
  2. Step 2: Convert to fraction form
    729,115.60/1,093,673.40 = 684,792.40/x
  3. Step 3: Cross multiply
    729,115.60x = 1,093,673.40 × 684,792.40
  4. Step 4: Simplify right side
    729,115.60x = 748,939,232,402.16
  5. Step 5: Solve for x
    x = 748,939,232,402.16/729,115.60
  6. Step 6: Final answer
    x = 1,027,188.60

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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.