Home / 1,618,772.46-2,234,800.71-974,350.50

Finding the Fourth Proportional to 1,618,772.46, 2,234,800.71 and 974,350.50

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Solution

The fourth proportional to 1,618,772.46, 2,234,800.71 and 974,350.50 is: 1,345,142.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,772.46 : 2,234,800.71 = 974,350.50 : x
  2. Step 2: Convert to fraction form
    1,618,772.46/2,234,800.71 = 974,350.50/x
  3. Step 3: Cross multiply
    1,618,772.46x = 2,234,800.71 × 974,350.50
  4. Step 4: Simplify right side
    1,618,772.46x = 2,177,479,189,188.86
  5. Step 5: Solve for x
    x = 2,177,479,189,188.86/1,618,772.46
  6. Step 6: Final answer
    x = 1,345,142.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.