Home / 1,073,747.76-1,610,621.98-315,589.35

Finding the Fourth Proportional to 1,073,747.76, 1,610,621.98 and 315,589.35

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Solution

The fourth proportional to 1,073,747.76, 1,610,621.98 and 315,589.35 is: 473,384.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,073,747.76 : 1,610,621.98 = 315,589.35 : x
  2. Step 2: Convert to fraction form
    1,073,747.76/1,610,621.98 = 315,589.35/x
  3. Step 3: Cross multiply
    1,073,747.76x = 1,610,621.98 × 315,589.35
  4. Step 4: Simplify right side
    1,073,747.76x = 508,295,143,763.91
  5. Step 5: Solve for x
    x = 508,295,143,763.91/1,073,747.76
  6. Step 6: Final answer
    x = 473,384.12

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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.