Home / 1,291,601.92-1,936,353.12-450,744.16

Finding the Fourth Proportional to 1,291,601.92, 1,936,353.12 and 450,744.16

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Solution

The fourth proportional to 1,291,601.92, 1,936,353.12 and 450,744.16 is: 675,749.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,291,601.92 : 1,936,353.12 = 450,744.16 : x
  2. Step 2: Convert to fraction form
    1,291,601.92/1,936,353.12 = 450,744.16/x
  3. Step 3: Cross multiply
    1,291,601.92x = 1,936,353.12 × 450,744.16
  4. Step 4: Simplify right side
    1,291,601.92x = 872,799,860,537.78
  5. Step 5: Solve for x
    x = 872,799,860,537.78/1,291,601.92
  6. Step 6: Final answer
    x = 675,749.89

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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.