Home / 1,838,645.64-2,757,959.28-472,418.10

Finding the Fourth Proportional to 1,838,645.64, 2,757,959.28 and 472,418.10

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Solution

The fourth proportional to 1,838,645.64, 2,757,959.28 and 472,418.10 is: 708,624.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,838,645.64 : 2,757,959.28 = 472,418.10 : x
  2. Step 2: Convert to fraction form
    1,838,645.64/2,757,959.28 = 472,418.10/x
  3. Step 3: Cross multiply
    1,838,645.64x = 2,757,959.28 × 472,418.10
  4. Step 4: Simplify right side
    1,838,645.64x = 1,302,909,882,934.97
  5. Step 5: Solve for x
    x = 1,302,909,882,934.97/1,838,645.64
  6. Step 6: Final answer
    x = 708,624.79

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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.