Home / 1,995,040.52-2,992,981.67-647,098.46

Finding the Fourth Proportional to 1,995,040.52, 2,992,981.67 and 647,098.46

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Solution

The fourth proportional to 1,995,040.52, 2,992,981.67 and 647,098.46 is: 970,784.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,995,040.52 : 2,992,981.67 = 647,098.46 : x
  2. Step 2: Convert to fraction form
    1,995,040.52/2,992,981.67 = 647,098.46/x
  3. Step 3: Cross multiply
    1,995,040.52x = 2,992,981.67 × 647,098.46
  4. Step 4: Simplify right side
    1,995,040.52x = 1,936,753,829,465.23
  5. Step 5: Solve for x
    x = 1,936,753,829,465.23/1,995,040.52
  6. Step 6: Final answer
    x = 970,784.21

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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.