Home / 5,234,007.71-7,851,001.84-1,640,049.95

Finding the Fourth Proportional to 5,234,007.71, 7,851,001.84 and 1,640,049.95

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Solution

The fourth proportional to 5,234,007.71, 7,851,001.84 and 1,640,049.95 is: 2,460,071.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,234,007.71 : 7,851,001.84 = 1,640,049.95 : x
  2. Step 2: Convert to fraction form
    5,234,007.71/7,851,001.84 = 1,640,049.95/x
  3. Step 3: Cross multiply
    5,234,007.71x = 7,851,001.84 × 1,640,049.95
  4. Step 4: Simplify right side
    5,234,007.71x = 12,876,035,131,786.78
  5. Step 5: Solve for x
    x = 12,876,035,131,786.78/5,234,007.71
  6. Step 6: Final answer
    x = 2,460,071.87

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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.