Home / 1,663,446.70-2,495,170.05-1,208,769.40

Finding the Fourth Proportional to 1,663,446.70, 2,495,170.05 and 1,208,769.40

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Solution

The fourth proportional to 1,663,446.70, 2,495,170.05 and 1,208,769.40 is: 1,813,154.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,663,446.70 : 2,495,170.05 = 1,208,769.40 : x
  2. Step 2: Convert to fraction form
    1,663,446.70/2,495,170.05 = 1,208,769.40/x
  3. Step 3: Cross multiply
    1,663,446.70x = 2,495,170.05 × 1,208,769.40
  4. Step 4: Simplify right side
    1,663,446.70x = 3,016,085,204,236.47
  5. Step 5: Solve for x
    x = 3,016,085,204,236.47/1,663,446.70
  6. Step 6: Final answer
    x = 1,813,154.10

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Similar ratio
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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.