Home / 1,043,293.01-1,438,330.77-891,956.88

Finding the Fourth Proportional to 1,043,293.01, 1,438,330.77 and 891,956.88

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Solution

The fourth proportional to 1,043,293.01, 1,438,330.77 and 891,956.88 is: 1,229,691.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,043,293.01 : 1,438,330.77 = 891,956.88 : x
  2. Step 2: Convert to fraction form
    1,043,293.01/1,438,330.77 = 891,956.88/x
  3. Step 3: Cross multiply
    1,043,293.01x = 1,438,330.77 × 891,956.88
  4. Step 4: Simplify right side
    1,043,293.01x = 1,282,929,026,017.20
  5. Step 5: Solve for x
    x = 1,282,929,026,017.20/1,043,293.01
  6. Step 6: Final answer
    x = 1,229,691.97

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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.