Home / 3,510,641.40-5,265,962.10-2,872,912.20

Finding the Fourth Proportional to 3,510,641.40, 5,265,962.10 and 2,872,912.20

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Solution

The fourth proportional to 3,510,641.40, 5,265,962.10 and 2,872,912.20 is: 4,309,368.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,510,641.40 : 5,265,962.10 = 2,872,912.20 : x
  2. Step 2: Convert to fraction form
    3,510,641.40/5,265,962.10 = 2,872,912.20/x
  3. Step 3: Cross multiply
    3,510,641.40x = 5,265,962.10 × 2,872,912.20
  4. Step 4: Simplify right side
    3,510,641.40x = 15,128,646,761,827.62
  5. Step 5: Solve for x
    x = 15,128,646,761,827.62/3,510,641.40
  6. Step 6: Final answer
    x = 4,309,368.30

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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.