Home / 3,218,234.30-4,827,351.45-974,483.90

Finding the Fourth Proportional to 3,218,234.30, 4,827,351.45 and 974,483.90

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Solution

The fourth proportional to 3,218,234.30, 4,827,351.45 and 974,483.90 is: 1,461,725.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,218,234.30 : 4,827,351.45 = 974,483.90 : x
  2. Step 2: Convert to fraction form
    3,218,234.30/4,827,351.45 = 974,483.90/x
  3. Step 3: Cross multiply
    3,218,234.30x = 4,827,351.45 × 974,483.90
  4. Step 4: Simplify right side
    3,218,234.30x = 4,704,176,267,666.66
  5. Step 5: Solve for x
    x = 4,704,176,267,666.66/3,218,234.30
  6. Step 6: Final answer
    x = 1,461,725.85

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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.