Home / 3,919,470.60-5,877,689.58-1,522,999.74

Finding the Fourth Proportional to 3,919,470.60, 5,877,689.58 and 1,522,999.74

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Solution

The fourth proportional to 3,919,470.60, 5,877,689.58 and 1,522,999.74 is: 2,283,910.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,919,470.60 : 5,877,689.58 = 1,522,999.74 : x
  2. Step 2: Convert to fraction form
    3,919,470.60/5,877,689.58 = 1,522,999.74/x
  3. Step 3: Cross multiply
    3,919,470.60x = 5,877,689.58 × 1,522,999.74
  4. Step 4: Simplify right side
    3,919,470.60x = 8,951,719,702,140.71
  5. Step 5: Solve for x
    x = 8,951,719,702,140.71/3,919,470.60
  6. Step 6: Final answer
    x = 2,283,910.41

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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.