Home / 1,207,381.92-1,811,334.24-365,997.12

Finding the Fourth Proportional to 1,207,381.92, 1,811,334.24 and 365,997.12

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Solution

The fourth proportional to 1,207,381.92, 1,811,334.24 and 365,997.12 is: 549,074.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,381.92 : 1,811,334.24 = 365,997.12 : x
  2. Step 2: Convert to fraction form
    1,207,381.92/1,811,334.24 = 365,997.12/x
  3. Step 3: Cross multiply
    1,207,381.92x = 1,811,334.24 × 365,997.12
  4. Step 4: Simplify right side
    1,207,381.92x = 662,943,115,197.39
  5. Step 5: Solve for x
    x = 662,943,115,197.39/1,207,381.92
  6. Step 6: Final answer
    x = 549,074.91

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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.