Home / 3,701,340.90-5,107,864.05-2,152,974.06

Finding the Fourth Proportional to 3,701,340.90, 5,107,864.05 and 2,152,974.06

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Solution

The fourth proportional to 3,701,340.90, 5,107,864.05 and 2,152,974.06 is: 2,971,112.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,701,340.90 : 5,107,864.05 = 2,152,974.06 : x
  2. Step 2: Convert to fraction form
    3,701,340.90/5,107,864.05 = 2,152,974.06/x
  3. Step 3: Cross multiply
    3,701,340.90x = 5,107,864.05 × 2,152,974.06
  4. Step 4: Simplify right side
    3,701,340.90x = 10,997,098,801,656.54
  5. Step 5: Solve for x
    x = 10,997,098,801,656.54/3,701,340.90
  6. Step 6: Final answer
    x = 2,971,112.12

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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.