Home / 3,942,037.85-5,913,056.78-3,144,876.35

Finding the Fourth Proportional to 3,942,037.85, 5,913,056.78 and 3,144,876.35

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Solution

The fourth proportional to 3,942,037.85, 5,913,056.78 and 3,144,876.35 is: 4,717,314.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,942,037.85 : 5,913,056.78 = 3,144,876.35 : x
  2. Step 2: Convert to fraction form
    3,942,037.85/5,913,056.78 = 3,144,876.35/x
  3. Step 3: Cross multiply
    3,942,037.85x = 5,913,056.78 × 3,144,876.35
  4. Step 4: Simplify right side
    3,942,037.85x = 18,595,832,407,904.77
  5. Step 5: Solve for x
    x = 18,595,832,407,904.77/3,942,037.85
  6. Step 6: Final answer
    x = 4,717,314.53

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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.