Home / 3,707,647.20-5,561,470.80-2,911,384.80

Finding the Fourth Proportional to 3,707,647.20, 5,561,470.80 and 2,911,384.80

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Solution

The fourth proportional to 3,707,647.20, 5,561,470.80 and 2,911,384.80 is: 4,367,077.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,707,647.20 : 5,561,470.80 = 2,911,384.80 : x
  2. Step 2: Convert to fraction form
    3,707,647.20/5,561,470.80 = 2,911,384.80/x
  3. Step 3: Cross multiply
    3,707,647.20x = 5,561,470.80 × 2,911,384.80
  4. Step 4: Simplify right side
    3,707,647.20x = 16,191,581,552,763.84
  5. Step 5: Solve for x
    x = 16,191,581,552,763.84/3,707,647.20
  6. Step 6: Final answer
    x = 4,367,077.20

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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.