Home / 3,648,020.80-5,472,031.20-2,136,366.40

Finding the Fourth Proportional to 3,648,020.80, 5,472,031.20 and 2,136,366.40

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Solution

The fourth proportional to 3,648,020.80, 5,472,031.20 and 2,136,366.40 is: 3,204,549.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,648,020.80 : 5,472,031.20 = 2,136,366.40 : x
  2. Step 2: Convert to fraction form
    3,648,020.80/5,472,031.20 = 2,136,366.40/x
  3. Step 3: Cross multiply
    3,648,020.80x = 5,472,031.20 × 2,136,366.40
  4. Step 4: Simplify right side
    3,648,020.80x = 11,690,263,595,431.68
  5. Step 5: Solve for x
    x = 11,690,263,595,431.68/3,648,020.80
  6. Step 6: Final answer
    x = 3,204,549.60

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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.