Home / 3,260,411.10-4,888,672.65-1,999,143.90

Finding the Fourth Proportional to 3,260,411.10, 4,888,672.65 and 1,999,143.90

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Solution

The fourth proportional to 3,260,411.10, 4,888,672.65 and 1,999,143.90 is: 2,997,523.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,260,411.10 : 4,888,672.65 = 1,999,143.90 : x
  2. Step 2: Convert to fraction form
    3,260,411.10/4,888,672.65 = 1,999,143.90/x
  3. Step 3: Cross multiply
    3,260,411.10x = 4,888,672.65 × 1,999,143.90
  4. Step 4: Simplify right side
    3,260,411.10x = 9,773,160,107,344.34
  5. Step 5: Solve for x
    x = 9,773,160,107,344.34/3,260,411.10
  6. Step 6: Final answer
    x = 2,997,523.87

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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.