Home / 1,447,998.96-1,998,305.88-904,456.56

Finding the Fourth Proportional to 1,447,998.96, 1,998,305.88 and 904,456.56

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Solution

The fourth proportional to 1,447,998.96, 1,998,305.88 and 904,456.56 is: 1,248,192.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,447,998.96 : 1,998,305.88 = 904,456.56 : x
  2. Step 2: Convert to fraction form
    1,447,998.96/1,998,305.88 = 904,456.56/x
  3. Step 3: Cross multiply
    1,447,998.96x = 1,998,305.88 × 904,456.56
  4. Step 4: Simplify right side
    1,447,998.96x = 1,807,380,862,052.57
  5. Step 5: Solve for x
    x = 1,807,380,862,052.57/1,447,998.96
  6. Step 6: Final answer
    x = 1,248,192.10

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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.