Home / 4,105,475.15-6,154,402.28-1,947,512.57

Finding the Fourth Proportional to 4,105,475.15, 6,154,402.28 and 1,947,512.57

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Solution

The fourth proportional to 4,105,475.15, 6,154,402.28 and 1,947,512.57 is: 2,919,461.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,105,475.15 : 6,154,402.28 = 1,947,512.57 : x
  2. Step 2: Convert to fraction form
    4,105,475.15/6,154,402.28 = 1,947,512.57/x
  3. Step 3: Cross multiply
    4,105,475.15x = 6,154,402.28 × 1,947,512.57
  4. Step 4: Simplify right side
    4,105,475.15x = 11,985,775,760,627.09
  5. Step 5: Solve for x
    x = 11,985,775,760,627.09/4,105,475.15
  6. Step 6: Final answer
    x = 2,919,461.29

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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.