Home / 4,155,796.80-6,233,695.20-1,911,934.80

Finding the Fourth Proportional to 4,155,796.80, 6,233,695.20 and 1,911,934.80

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Solution

The fourth proportional to 4,155,796.80, 6,233,695.20 and 1,911,934.80 is: 2,867,902.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,155,796.80 : 6,233,695.20 = 1,911,934.80 : x
  2. Step 2: Convert to fraction form
    4,155,796.80/6,233,695.20 = 1,911,934.80/x
  3. Step 3: Cross multiply
    4,155,796.80x = 6,233,695.20 × 1,911,934.80
  4. Step 4: Simplify right side
    4,155,796.80x = 11,918,418,785,472.96
  5. Step 5: Solve for x
    x = 11,918,418,785,472.96/4,155,796.80
  6. Step 6: Final answer
    x = 2,867,902.20

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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.