Home / 2,906,801.76-4,361,180.64-1,287,346.02

Finding the Fourth Proportional to 2,906,801.76, 4,361,180.64 and 1,287,346.02

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Solution

The fourth proportional to 2,906,801.76, 4,361,180.64 and 1,287,346.02 is: 1,931,452.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,906,801.76 : 4,361,180.64 = 1,287,346.02 : x
  2. Step 2: Convert to fraction form
    2,906,801.76/4,361,180.64 = 1,287,346.02/x
  3. Step 3: Cross multiply
    2,906,801.76x = 4,361,180.64 × 1,287,346.02
  4. Step 4: Simplify right side
    2,906,801.76x = 5,614,348,539,405.05
  5. Step 5: Solve for x
    x = 5,614,348,539,405.05/2,906,801.76
  6. Step 6: Final answer
    x = 1,931,452.16

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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.