Home / 1,001,505.97-1,502,505.20-291,540.16

Finding the Fourth Proportional to 1,001,505.97, 1,502,505.20 and 291,540.16

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Solution

The fourth proportional to 1,001,505.97, 1,502,505.20 and 291,540.16 is: 437,381.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,505.97 : 1,502,505.20 = 291,540.16 : x
  2. Step 2: Convert to fraction form
    1,001,505.97/1,502,505.20 = 291,540.16/x
  3. Step 3: Cross multiply
    1,001,505.97x = 1,502,505.20 × 291,540.16
  4. Step 4: Simplify right side
    1,001,505.97x = 438,040,606,408.83
  5. Step 5: Solve for x
    x = 438,040,606,408.83/1,001,505.97
  6. Step 6: Final answer
    x = 437,381.92

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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.