Home / 1,245,854.86-1,719,295.77-736,552.78

Finding the Fourth Proportional to 1,245,854.86, 1,719,295.77 and 736,552.78

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Solution

The fourth proportional to 1,245,854.86, 1,719,295.77 and 736,552.78 is: 1,016,452.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,245,854.86 : 1,719,295.77 = 736,552.78 : x
  2. Step 2: Convert to fraction form
    1,245,854.86/1,719,295.77 = 736,552.78/x
  3. Step 3: Cross multiply
    1,245,854.86x = 1,719,295.77 × 736,552.78
  4. Step 4: Simplify right side
    1,245,854.86x = 1,266,352,077,499.57
  5. Step 5: Solve for x
    x = 1,266,352,077,499.57/1,245,854.86
  6. Step 6: Final answer
    x = 1,016,452.33

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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.