Home / 3,908,256.60-5,861,002.50-1,858,675.80

Finding the Fourth Proportional to 3,908,256.60, 5,861,002.50 and 1,858,675.80

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Solution

The fourth proportional to 3,908,256.60, 5,861,002.50 and 1,858,675.80 is: 2,787,356.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,908,256.60 : 5,861,002.50 = 1,858,675.80 : x
  2. Step 2: Convert to fraction form
    3,908,256.60/5,861,002.50 = 1,858,675.80/x
  3. Step 3: Cross multiply
    3,908,256.60x = 5,861,002.50 × 1,858,675.80
  4. Step 4: Simplify right side
    3,908,256.60x = 10,893,703,510,489.50
  5. Step 5: Solve for x
    x = 10,893,703,510,489.50/3,908,256.60
  6. Step 6: Final answer
    x = 2,787,356.26

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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.