Home / 3,136,011.20-4,706,781.60-2,688,113.60

Finding the Fourth Proportional to 3,136,011.20, 4,706,781.60 and 2,688,113.60

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Solution

The fourth proportional to 3,136,011.20, 4,706,781.60 and 2,688,113.60 is: 4,034,540.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,136,011.20 : 4,706,781.60 = 2,688,113.60 : x
  2. Step 2: Convert to fraction form
    3,136,011.20/4,706,781.60 = 2,688,113.60/x
  3. Step 3: Cross multiply
    3,136,011.20x = 4,706,781.60 × 2,688,113.60
  4. Step 4: Simplify right side
    3,136,011.20x = 12,652,363,631,189.76
  5. Step 5: Solve for x
    x = 12,652,363,631,189.76/3,136,011.20
  6. Step 6: Final answer
    x = 4,034,540.32

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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.