Home / 3,680,431.71-5,520,225.20-984,967.19

Finding the Fourth Proportional to 3,680,431.71, 5,520,225.20 and 984,967.19

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Solution

The fourth proportional to 3,680,431.71, 5,520,225.20 and 984,967.19 is: 1,477,337.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,680,431.71 : 5,520,225.20 = 984,967.19 : x
  2. Step 2: Convert to fraction form
    3,680,431.71/5,520,225.20 = 984,967.19/x
  3. Step 3: Cross multiply
    3,680,431.71x = 5,520,225.20 × 984,967.19
  4. Step 4: Simplify right side
    3,680,431.71x = 5,437,240,719,187.20
  5. Step 5: Solve for x
    x = 5,437,240,719,187.20/3,680,431.71
  6. Step 6: Final answer
    x = 1,477,337.76

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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.