Home / 1,001,933.46-1,382,876.82-921,233.16

Finding the Fourth Proportional to 1,001,933.46, 1,382,876.82 and 921,233.16

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Solution

The fourth proportional to 1,001,933.46, 1,382,876.82 and 921,233.16 is: 1,271,493.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,933.46 : 1,382,876.82 = 921,233.16 : x
  2. Step 2: Convert to fraction form
    1,001,933.46/1,382,876.82 = 921,233.16/x
  3. Step 3: Cross multiply
    1,001,933.46x = 1,382,876.82 × 921,233.16
  4. Step 4: Simplify right side
    1,001,933.46x = 1,273,951,982,779.35
  5. Step 5: Solve for x
    x = 1,273,951,982,779.35/1,001,933.46
  6. Step 6: Final answer
    x = 1,271,493.60

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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.