Home / 5,175,698.61-7,764,945.68-1,581,367.56

Finding the Fourth Proportional to 5,175,698.61, 7,764,945.68 and 1,581,367.56

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Solution

The fourth proportional to 5,175,698.61, 7,764,945.68 and 1,581,367.56 is: 2,372,478.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,175,698.61 : 7,764,945.68 = 1,581,367.56 : x
  2. Step 2: Convert to fraction form
    5,175,698.61/7,764,945.68 = 1,581,367.56/x
  3. Step 3: Cross multiply
    5,175,698.61x = 7,764,945.68 × 1,581,367.56
  4. Step 4: Simplify right side
    5,175,698.61x = 12,279,233,156,782.57
  5. Step 5: Solve for x
    x = 12,279,233,156,782.57/5,175,698.61
  6. Step 6: Final answer
    x = 2,372,478.40

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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.