Home / 2,446,680.78-3,670,021.17-763,928.46

Finding the Fourth Proportional to 2,446,680.78, 3,670,021.17 and 763,928.46

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Solution

The fourth proportional to 2,446,680.78, 3,670,021.17 and 763,928.46 is: 1,145,892.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,446,680.78 : 3,670,021.17 = 763,928.46 : x
  2. Step 2: Convert to fraction form
    2,446,680.78/3,670,021.17 = 763,928.46/x
  3. Step 3: Cross multiply
    2,446,680.78x = 3,670,021.17 × 763,928.46
  4. Step 4: Simplify right side
    2,446,680.78x = 2,803,633,620,565.50
  5. Step 5: Solve for x
    x = 2,803,633,620,565.50/2,446,680.78
  6. Step 6: Final answer
    x = 1,145,892.69

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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.