Home / 1,145,245.86-1,580,442.12-635,948.19

Finding the Fourth Proportional to 1,145,245.86, 1,580,442.12 and 635,948.19

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Solution

The fourth proportional to 1,145,245.86, 1,580,442.12 and 635,948.19 is: 877,610.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,245.86 : 1,580,442.12 = 635,948.19 : x
  2. Step 2: Convert to fraction form
    1,145,245.86/1,580,442.12 = 635,948.19/x
  3. Step 3: Cross multiply
    1,145,245.86x = 1,580,442.12 × 635,948.19
  4. Step 4: Simplify right side
    1,145,245.86x = 1,005,079,305,613.76
  5. Step 5: Solve for x
    x = 1,005,079,305,613.76/1,145,245.86
  6. Step 6: Final answer
    x = 877,610.08

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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.