Home / 3,675,590.78-5,071,572-2,147,402.66

Finding the Fourth Proportional to 3,675,590.78, 5,071,572 and 2,147,402.66

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Solution

The fourth proportional to 3,675,590.78, 5,071,572 and 2,147,402.66 is: 2,962,981.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,675,590.78 : 5,071,572 = 2,147,402.66 : x
  2. Step 2: Convert to fraction form
    3,675,590.78/5,071,572 = 2,147,402.66/x
  3. Step 3: Cross multiply
    3,675,590.78x = 5,071,572 × 2,147,402.66
  4. Step 4: Simplify right side
    3,675,590.78x = 10,890,707,177,823.66
  5. Step 5: Solve for x
    x = 10,890,707,177,823.66/3,675,590.78
  6. Step 6: Final answer
    x = 2,962,981.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.