Home / 3,622,432.80-5,433,649.20-2,718,983.10

Finding the Fourth Proportional to 3,622,432.80, 5,433,649.20 and 2,718,983.10

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Solution

The fourth proportional to 3,622,432.80, 5,433,649.20 and 2,718,983.10 is: 4,078,474.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,622,432.80 : 5,433,649.20 = 2,718,983.10 : x
  2. Step 2: Convert to fraction form
    3,622,432.80/5,433,649.20 = 2,718,983.10/x
  3. Step 3: Cross multiply
    3,622,432.80x = 5,433,649.20 × 2,718,983.10
  4. Step 4: Simplify right side
    3,622,432.80x = 14,774,000,346,128.52
  5. Step 5: Solve for x
    x = 14,774,000,346,128.52/3,622,432.80
  6. Step 6: Final answer
    x = 4,078,474.65

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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.