Home / 1,478,416.80-2,217,898.80-467,793.20

Finding the Fourth Proportional to 1,478,416.80, 2,217,898.80 and 467,793.20

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Solution

The fourth proportional to 1,478,416.80, 2,217,898.80 and 467,793.20 is: 701,776.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,478,416.80 : 2,217,898.80 = 467,793.20 : x
  2. Step 2: Convert to fraction form
    1,478,416.80/2,217,898.80 = 467,793.20/x
  3. Step 3: Cross multiply
    1,478,416.80x = 2,217,898.80 × 467,793.20
  4. Step 4: Simplify right side
    1,478,416.80x = 1,037,517,976,928.16
  5. Step 5: Solve for x
    x = 1,037,517,976,928.16/1,478,416.80
  6. Step 6: Final answer
    x = 701,776.37

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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.