Home / 1,516,725.22-2,275,064.78-451,767.31

Finding the Fourth Proportional to 1,516,725.22, 2,275,064.78 and 451,767.31

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Solution

The fourth proportional to 1,516,725.22, 2,275,064.78 and 451,767.31 is: 677,644.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,516,725.22 : 2,275,064.78 = 451,767.31 : x
  2. Step 2: Convert to fraction form
    1,516,725.22/2,275,064.78 = 451,767.31/x
  3. Step 3: Cross multiply
    1,516,725.22x = 2,275,064.78 × 451,767.31
  4. Step 4: Simplify right side
    1,516,725.22x = 1,027,799,895,736.34
  5. Step 5: Solve for x
    x = 1,027,799,895,736.34/1,516,725.22
  6. Step 6: Final answer
    x = 677,644.10

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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.