Home / 1,595,111.22-2,200,493.72-1,079,045.78

Finding the Fourth Proportional to 1,595,111.22, 2,200,493.72 and 1,079,045.78

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Solution

The fourth proportional to 1,595,111.22, 2,200,493.72 and 1,079,045.78 is: 1,488,569.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,595,111.22 : 2,200,493.72 = 1,079,045.78 : x
  2. Step 2: Convert to fraction form
    1,595,111.22/2,200,493.72 = 1,079,045.78/x
  3. Step 3: Cross multiply
    1,595,111.22x = 2,200,493.72 × 1,079,045.78
  4. Step 4: Simplify right side
    1,595,111.22x = 2,374,433,454,177.65
  5. Step 5: Solve for x
    x = 2,374,433,454,177.65/1,595,111.22
  6. Step 6: Final answer
    x = 1,488,569.21

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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.