Home / 4,783,516.20-7,172,811.90-1,417,285.80

Finding the Fourth Proportional to 4,783,516.20, 7,172,811.90 and 1,417,285.80

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Solution

The fourth proportional to 4,783,516.20, 7,172,811.90 and 1,417,285.80 is: 2,125,199.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,783,516.20 : 7,172,811.90 = 1,417,285.80 : x
  2. Step 2: Convert to fraction form
    4,783,516.20/7,172,811.90 = 1,417,285.80/x
  3. Step 3: Cross multiply
    4,783,516.20x = 7,172,811.90 × 1,417,285.80
  4. Step 4: Simplify right side
    4,783,516.20x = 10,165,924,451,941.02
  5. Step 5: Solve for x
    x = 10,165,924,451,941.02/4,783,516.20
  6. Step 6: Final answer
    x = 2,125,199.13

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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.