Home / 3,100,381.20-4,650,717.60-970,534.80

Finding the Fourth Proportional to 3,100,381.20, 4,650,717.60 and 970,534.80

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Solution

The fourth proportional to 3,100,381.20, 4,650,717.60 and 970,534.80 is: 1,455,847.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,100,381.20 : 4,650,717.60 = 970,534.80 : x
  2. Step 2: Convert to fraction form
    3,100,381.20/4,650,717.60 = 970,534.80/x
  3. Step 3: Cross multiply
    3,100,381.20x = 4,650,717.60 × 970,534.80
  4. Step 4: Simplify right side
    3,100,381.20x = 4,513,683,275,772.48
  5. Step 5: Solve for x
    x = 4,513,683,275,772.48/3,100,381.20
  6. Step 6: Final answer
    x = 1,455,847.84

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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.