Home / 3,197,721.86-4,412,913.88-1,747,478.42

Finding the Fourth Proportional to 3,197,721.86, 4,412,913.88 and 1,747,478.42

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Solution

The fourth proportional to 3,197,721.86, 4,412,913.88 and 1,747,478.42 is: 2,411,551.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,197,721.86 : 4,412,913.88 = 1,747,478.42 : x
  2. Step 2: Convert to fraction form
    3,197,721.86/4,412,913.88 = 1,747,478.42/x
  3. Step 3: Cross multiply
    3,197,721.86x = 4,412,913.88 × 1,747,478.42
  4. Step 4: Simplify right side
    3,197,721.86x = 7,711,471,774,618.47
  5. Step 5: Solve for x
    x = 7,711,471,774,618.47/3,197,721.86
  6. Step 6: Final answer
    x = 2,411,551.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.