Home / 1,335,363.18-2,001,645.09-493,377.90

Finding the Fourth Proportional to 1,335,363.18, 2,001,645.09 and 493,377.90

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Solution

The fourth proportional to 1,335,363.18, 2,001,645.09 and 493,377.90 is: 739,549.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335,363.18 : 2,001,645.09 = 493,377.90 : x
  2. Step 2: Convert to fraction form
    1,335,363.18/2,001,645.09 = 493,377.90/x
  3. Step 3: Cross multiply
    1,335,363.18x = 2,001,645.09 × 493,377.90
  4. Step 4: Simplify right side
    1,335,363.18x = 987,567,451,049.51
  5. Step 5: Solve for x
    x = 987,567,451,049.51/1,335,363.18
  6. Step 6: Final answer
    x = 739,549.71

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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.