Home / 3,246,139.60-4,869,209.40-3,122,136.70

Finding the Fourth Proportional to 3,246,139.60, 4,869,209.40 and 3,122,136.70

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Solution

The fourth proportional to 3,246,139.60, 4,869,209.40 and 3,122,136.70 is: 4,683,205.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,246,139.60 : 4,869,209.40 = 3,122,136.70 : x
  2. Step 2: Convert to fraction form
    3,246,139.60/4,869,209.40 = 3,122,136.70/x
  3. Step 3: Cross multiply
    3,246,139.60x = 4,869,209.40 × 3,122,136.70
  4. Step 4: Simplify right side
    3,246,139.60x = 15,202,337,367,724.98
  5. Step 5: Solve for x
    x = 15,202,337,367,724.98/3,246,139.60
  6. Step 6: Final answer
    x = 4,683,205.05

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1.5x scale

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.