Home / 1,248,739.44-1,723,265.85-675,779.66

Finding the Fourth Proportional to 1,248,739.44, 1,723,265.85 and 675,779.66

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Solution

The fourth proportional to 1,248,739.44, 1,723,265.85 and 675,779.66 is: 932,578.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,739.44 : 1,723,265.85 = 675,779.66 : x
  2. Step 2: Convert to fraction form
    1,248,739.44/1,723,265.85 = 675,779.66/x
  3. Step 3: Cross multiply
    1,248,739.44x = 1,723,265.85 × 675,779.66
  4. Step 4: Simplify right side
    1,248,739.44x = 1,164,548,010,582.70
  5. Step 5: Solve for x
    x = 1,164,548,010,582.70/1,248,739.44
  6. Step 6: Final answer
    x = 932,578.87

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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.