Home / 1,088,124.70-1,632,187.05-770,863.90

Finding the Fourth Proportional to 1,088,124.70, 1,632,187.05 and 770,863.90

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Solution

The fourth proportional to 1,088,124.70, 1,632,187.05 and 770,863.90 is: 1,156,295.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,124.70 : 1,632,187.05 = 770,863.90 : x
  2. Step 2: Convert to fraction form
    1,088,124.70/1,632,187.05 = 770,863.90/x
  3. Step 3: Cross multiply
    1,088,124.70x = 1,632,187.05 × 770,863.90
  4. Step 4: Simplify right side
    1,088,124.70x = 1,258,194,074,892.50
  5. Step 5: Solve for x
    x = 1,258,194,074,892.50/1,088,124.70
  6. Step 6: Final answer
    x = 1,156,295.85

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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.