Home / 6,836,121.60-10,254,767.76-1,787,424

Finding the Fourth Proportional to 6,836,121.60, 10,254,767.76 and 1,787,424

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Solution

The fourth proportional to 6,836,121.60, 10,254,767.76 and 1,787,424 is: 2,681,289.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,836,121.60 : 10,254,767.76 = 1,787,424 : x
  2. Step 2: Convert to fraction form
    6,836,121.60/10,254,767.76 = 1,787,424/x
  3. Step 3: Cross multiply
    6,836,121.60x = 10,254,767.76 × 1,787,424
  4. Step 4: Simplify right side
    6,836,121.60x = 18,329,618,008,650.24
  5. Step 5: Solve for x
    x = 18,329,618,008,650.24/6,836,121.60
  6. Step 6: Final answer
    x = 2,681,289.05

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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.