Home / 4,155,631.20-6,233,446.80-2,808,439.20

Finding the Fourth Proportional to 4,155,631.20, 6,233,446.80 and 2,808,439.20

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Solution

The fourth proportional to 4,155,631.20, 6,233,446.80 and 2,808,439.20 is: 4,212,658.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,155,631.20 : 6,233,446.80 = 2,808,439.20 : x
  2. Step 2: Convert to fraction form
    4,155,631.20/6,233,446.80 = 2,808,439.20/x
  3. Step 3: Cross multiply
    4,155,631.20x = 6,233,446.80 × 2,808,439.20
  4. Step 4: Simplify right side
    4,155,631.20x = 17,506,256,344,234.56
  5. Step 5: Solve for x
    x = 17,506,256,344,234.56/4,155,631.20
  6. Step 6: Final answer
    x = 4,212,658.80

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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.