Home / 4,385,877.40-6,578,816.10-1,861,204.60

Finding the Fourth Proportional to 4,385,877.40, 6,578,816.10 and 1,861,204.60

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Solution

The fourth proportional to 4,385,877.40, 6,578,816.10 and 1,861,204.60 is: 2,791,806.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,385,877.40 : 6,578,816.10 = 1,861,204.60 : x
  2. Step 2: Convert to fraction form
    4,385,877.40/6,578,816.10 = 1,861,204.60/x
  3. Step 3: Cross multiply
    4,385,877.40x = 6,578,816.10 × 1,861,204.60
  4. Step 4: Simplify right side
    4,385,877.40x = 12,244,522,787,874.06
  5. Step 5: Solve for x
    x = 12,244,522,787,874.06/4,385,877.40
  6. Step 6: Final answer
    x = 2,791,806.90

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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.