Home / 2,972,575.91-4,453,059.05-1,412,381.18

Finding the Fourth Proportional to 2,972,575.91, 4,453,059.05 and 1,412,381.18

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Solution

The fourth proportional to 2,972,575.91, 4,453,059.05 and 1,412,381.18 is: 2,115,813.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,972,575.91 : 4,453,059.05 = 1,412,381.18 : x
  2. Step 2: Convert to fraction form
    2,972,575.91/4,453,059.05 = 1,412,381.18/x
  3. Step 3: Cross multiply
    2,972,575.91x = 4,453,059.05 × 1,412,381.18
  4. Step 4: Simplify right side
    2,972,575.91x = 6,289,416,799,719.42
  5. Step 5: Solve for x
    x = 6,289,416,799,719.42/2,972,575.91
  6. Step 6: Final answer
    x = 2,115,813.69

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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.