Home / 1,001,285.08-1,501,927.56-664,982.58

Finding the Fourth Proportional to 1,001,285.08, 1,501,927.56 and 664,982.58

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Solution

The fourth proportional to 1,001,285.08, 1,501,927.56 and 664,982.58 is: 997,473.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,285.08 : 1,501,927.56 = 664,982.58 : x
  2. Step 2: Convert to fraction form
    1,001,285.08/1,501,927.56 = 664,982.58/x
  3. Step 3: Cross multiply
    1,001,285.08x = 1,501,927.56 × 664,982.58
  4. Step 4: Simplify right side
    1,001,285.08x = 998,755,663,821.91
  5. Step 5: Solve for x
    x = 998,755,663,821.91/1,001,285.08
  6. Step 6: Final answer
    x = 997,473.83

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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.