Home / 2,215,176.25-3,056,944.85-1,196,581

Finding the Fourth Proportional to 2,215,176.25, 3,056,944.85 and 1,196,581

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Solution

The fourth proportional to 2,215,176.25, 3,056,944.85 and 1,196,581 is: 1,651,282.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,215,176.25 : 3,056,944.85 = 1,196,581 : x
  2. Step 2: Convert to fraction form
    2,215,176.25/3,056,944.85 = 1,196,581/x
  3. Step 3: Cross multiply
    2,215,176.25x = 3,056,944.85 × 1,196,581
  4. Step 4: Simplify right side
    2,215,176.25x = 3,657,882,125,557.85
  5. Step 5: Solve for x
    x = 3,657,882,125,557.85/2,215,176.25
  6. Step 6: Final answer
    x = 1,651,282.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.