Home / 2,955,334.80-4,433,002.20-711,472.80

Finding the Fourth Proportional to 2,955,334.80, 4,433,002.20 and 711,472.80

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Solution

The fourth proportional to 2,955,334.80, 4,433,002.20 and 711,472.80 is: 1,067,209.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,955,334.80 : 4,433,002.20 = 711,472.80 : x
  2. Step 2: Convert to fraction form
    2,955,334.80/4,433,002.20 = 711,472.80/x
  3. Step 3: Cross multiply
    2,955,334.80x = 4,433,002.20 × 711,472.80
  4. Step 4: Simplify right side
    2,955,334.80x = 3,153,960,487,640.16
  5. Step 5: Solve for x
    x = 3,153,960,487,640.16/2,955,334.80
  6. Step 6: Final answer
    x = 1,067,209.20

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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.