Home / 3,834,209.40-5,744,315.70-3,120,372.60

Finding the Fourth Proportional to 3,834,209.40, 5,744,315.70 and 3,120,372.60

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Solution

The fourth proportional to 3,834,209.40, 5,744,315.70 and 3,120,372.60 is: 4,674,863.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,834,209.40 : 5,744,315.70 = 3,120,372.60 : x
  2. Step 2: Convert to fraction form
    3,834,209.40/5,744,315.70 = 3,120,372.60/x
  3. Step 3: Cross multiply
    3,834,209.40x = 5,744,315.70 × 3,120,372.60
  4. Step 4: Simplify right side
    3,834,209.40x = 17,924,405,316,029.82
  5. Step 5: Solve for x
    x = 17,924,405,316,029.82/3,834,209.40
  6. Step 6: Final answer
    x = 4,674,863.43

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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.