Home / 3,906,432.18-5,868,628.62-2,756,325.78

Finding the Fourth Proportional to 3,906,432.18, 5,868,628.62 and 2,756,325.78

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Solution

The fourth proportional to 3,906,432.18, 5,868,628.62 and 2,756,325.78 is: 4,140,825.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,906,432.18 : 5,868,628.62 = 2,756,325.78 : x
  2. Step 2: Convert to fraction form
    3,906,432.18/5,868,628.62 = 2,756,325.78/x
  3. Step 3: Cross multiply
    3,906,432.18x = 5,868,628.62 × 2,756,325.78
  4. Step 4: Simplify right side
    3,906,432.18x = 16,175,852,358,551.82
  5. Step 5: Solve for x
    x = 16,175,852,358,551.82/3,906,432.18
  6. Step 6: Final answer
    x = 4,140,825.08

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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.