Home / 1,438,849.16-1,985,587.56-794,252.78

Finding the Fourth Proportional to 1,438,849.16, 1,985,587.56 and 794,252.78

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Solution

The fourth proportional to 1,438,849.16, 1,985,587.56 and 794,252.78 is: 1,096,055.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,438,849.16 : 1,985,587.56 = 794,252.78 : x
  2. Step 2: Convert to fraction form
    1,438,849.16/1,985,587.56 = 794,252.78/x
  3. Step 3: Cross multiply
    1,438,849.16x = 1,985,587.56 × 794,252.78
  4. Step 4: Simplify right side
    1,438,849.16x = 1,577,058,429,535.48
  5. Step 5: Solve for x
    x = 1,577,058,429,535.48/1,438,849.16
  6. Step 6: Final answer
    x = 1,096,055.43

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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.