Home / 4,885,945.20-7,328,917.80-3,347,423.28

Finding the Fourth Proportional to 4,885,945.20, 7,328,917.80 and 3,347,423.28

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Solution

The fourth proportional to 4,885,945.20, 7,328,917.80 and 3,347,423.28 is: 5,021,134.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,885,945.20 : 7,328,917.80 = 3,347,423.28 : x
  2. Step 2: Convert to fraction form
    4,885,945.20/7,328,917.80 = 3,347,423.28/x
  3. Step 3: Cross multiply
    4,885,945.20x = 7,328,917.80 × 3,347,423.28
  4. Step 4: Simplify right side
    4,885,945.20x = 24,532,990,060,926.38
  5. Step 5: Solve for x
    x = 24,532,990,060,926.38/4,885,945.20
  6. Step 6: Final answer
    x = 5,021,134.92

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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.