Home / 3,154,170.57-4,731,187.41-879,634.68

Finding the Fourth Proportional to 3,154,170.57, 4,731,187.41 and 879,634.68

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Solution

The fourth proportional to 3,154,170.57, 4,731,187.41 and 879,634.68 is: 1,319,432.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,154,170.57 : 4,731,187.41 = 879,634.68 : x
  2. Step 2: Convert to fraction form
    3,154,170.57/4,731,187.41 = 879,634.68/x
  3. Step 3: Cross multiply
    3,154,170.57x = 4,731,187.41 × 879,634.68
  4. Step 4: Simplify right side
    3,154,170.57x = 4,161,716,523,415.38
  5. Step 5: Solve for x
    x = 4,161,716,523,415.38/3,154,170.57
  6. Step 6: Final answer
    x = 1,319,432.93

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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.