Home / 2,117,581.44-3,176,109.53-1,253,530.50

Finding the Fourth Proportional to 2,117,581.44, 3,176,109.53 and 1,253,530.50

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Solution

The fourth proportional to 2,117,581.44, 3,176,109.53 and 1,253,530.50 is: 1,880,140.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,117,581.44 : 3,176,109.53 = 1,253,530.50 : x
  2. Step 2: Convert to fraction form
    2,117,581.44/3,176,109.53 = 1,253,530.50/x
  3. Step 3: Cross multiply
    2,117,581.44x = 3,176,109.53 × 1,253,530.50
  4. Step 4: Simplify right side
    2,117,581.44x = 3,981,350,160,928.01
  5. Step 5: Solve for x
    x = 3,981,350,160,928.01/2,117,581.44
  6. Step 6: Final answer
    x = 1,880,140.28

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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.