Home / 2,748,100.32-4,120,157.46-1,847,307.78

Finding the Fourth Proportional to 2,748,100.32, 4,120,157.46 and 1,847,307.78

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Solution

The fourth proportional to 2,748,100.32, 4,120,157.46 and 1,847,307.78 is: 2,769,621.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,748,100.32 : 4,120,157.46 = 1,847,307.78 : x
  2. Step 2: Convert to fraction form
    2,748,100.32/4,120,157.46 = 1,847,307.78/x
  3. Step 3: Cross multiply
    2,748,100.32x = 4,120,157.46 × 1,847,307.78
  4. Step 4: Simplify right side
    2,748,100.32x = 7,611,198,930,683.04
  5. Step 5: Solve for x
    x = 7,611,198,930,683.04/2,748,100.32
  6. Step 6: Final answer
    x = 2,769,621.94

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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.