Home / 2,430,136.85-3,645,205.28-747,240.35

Finding the Fourth Proportional to 2,430,136.85, 3,645,205.28 and 747,240.35

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Solution

The fourth proportional to 2,430,136.85, 3,645,205.28 and 747,240.35 is: 1,120,860.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,430,136.85 : 3,645,205.28 = 747,240.35 : x
  2. Step 2: Convert to fraction form
    2,430,136.85/3,645,205.28 = 747,240.35/x
  3. Step 3: Cross multiply
    2,430,136.85x = 3,645,205.28 × 747,240.35
  4. Step 4: Simplify right side
    2,430,136.85x = 2,723,844,465,512.85
  5. Step 5: Solve for x
    x = 2,723,844,465,512.85/2,430,136.85
  6. Step 6: Final answer
    x = 1,120,860.53

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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.