Home / 1,418,462.40-1,957,409.76-773,844.24

Finding the Fourth Proportional to 1,418,462.40, 1,957,409.76 and 773,844.24

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Solution

The fourth proportional to 1,418,462.40, 1,957,409.76 and 773,844.24 is: 1,067,867.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,418,462.40 : 1,957,409.76 = 773,844.24 : x
  2. Step 2: Convert to fraction form
    1,418,462.40/1,957,409.76 = 773,844.24/x
  3. Step 3: Cross multiply
    1,418,462.40x = 1,957,409.76 × 773,844.24
  4. Step 4: Simplify right side
    1,418,462.40x = 1,514,730,268,095.78
  5. Step 5: Solve for x
    x = 1,514,730,268,095.78/1,418,462.40
  6. Step 6: Final answer
    x = 1,067,867.76

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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.