Home / 2,720,432.80-4,080,649.20-2,552,471.20

Finding the Fourth Proportional to 2,720,432.80, 4,080,649.20 and 2,552,471.20

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Solution

The fourth proportional to 2,720,432.80, 4,080,649.20 and 2,552,471.20 is: 3,828,706.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,720,432.80 : 4,080,649.20 = 2,552,471.20 : x
  2. Step 2: Convert to fraction form
    2,720,432.80/4,080,649.20 = 2,552,471.20/x
  3. Step 3: Cross multiply
    2,720,432.80x = 4,080,649.20 × 2,552,471.20
  4. Step 4: Simplify right side
    2,720,432.80x = 10,415,739,560,303.04
  5. Step 5: Solve for x
    x = 10,415,739,560,303.04/2,720,432.80
  6. Step 6: Final answer
    x = 3,828,706.80

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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.