Home / 1,006,856.10-1,511,110.35-998,982.90

Finding the Fourth Proportional to 1,006,856.10, 1,511,110.35 and 998,982.90

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Solution

The fourth proportional to 1,006,856.10, 1,511,110.35 and 998,982.90 is: 1,499,294.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,856.10 : 1,511,110.35 = 998,982.90 : x
  2. Step 2: Convert to fraction form
    1,006,856.10/1,511,110.35 = 998,982.90/x
  3. Step 3: Cross multiply
    1,006,856.10x = 1,511,110.35 × 998,982.90
  4. Step 4: Simplify right side
    1,006,856.10x = 1,509,573,399,663.02
  5. Step 5: Solve for x
    x = 1,509,573,399,663.02/1,006,856.10
  6. Step 6: Final answer
    x = 1,499,294.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.