Home / 4,211,863.52-6,318,582.60-1,687,715.60

Finding the Fourth Proportional to 4,211,863.52, 6,318,582.60 and 1,687,715.60

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Solution

The fourth proportional to 4,211,863.52, 6,318,582.60 and 1,687,715.60 is: 2,531,888.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,211,863.52 : 6,318,582.60 = 1,687,715.60 : x
  2. Step 2: Convert to fraction form
    4,211,863.52/6,318,582.60 = 1,687,715.60/x
  3. Step 3: Cross multiply
    4,211,863.52x = 6,318,582.60 × 1,687,715.60
  4. Step 4: Simplify right side
    4,211,863.52x = 10,663,970,423,908.56
  5. Step 5: Solve for x
    x = 10,663,970,423,908.56/4,211,863.52
  6. Step 6: Final answer
    x = 2,531,888.88

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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.