Home / 2,553,519.72-3,523,856.49-1,407,619.20

Finding the Fourth Proportional to 2,553,519.72, 3,523,856.49 and 1,407,619.20

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Solution

The fourth proportional to 2,553,519.72, 3,523,856.49 and 1,407,619.20 is: 1,942,514.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,553,519.72 : 3,523,856.49 = 1,407,619.20 : x
  2. Step 2: Convert to fraction form
    2,553,519.72/3,523,856.49 = 1,407,619.20/x
  3. Step 3: Cross multiply
    2,553,519.72x = 3,523,856.49 × 1,407,619.20
  4. Step 4: Simplify right side
    2,553,519.72x = 4,960,248,053,368.61
  5. Step 5: Solve for x
    x = 4,960,248,053,368.61/2,553,519.72
  6. Step 6: Final answer
    x = 1,942,514.10

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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.