Home / 2,108,868.60-3,164,663.70-1,162,918.20

Finding the Fourth Proportional to 2,108,868.60, 3,164,663.70 and 1,162,918.20

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Solution

The fourth proportional to 2,108,868.60, 3,164,663.70 and 1,162,918.20 is: 1,745,127.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,108,868.60 : 3,164,663.70 = 1,162,918.20 : x
  2. Step 2: Convert to fraction form
    2,108,868.60/3,164,663.70 = 1,162,918.20/x
  3. Step 3: Cross multiply
    2,108,868.60x = 3,164,663.70 × 1,162,918.20
  4. Step 4: Simplify right side
    2,108,868.60x = 3,680,245,013,609.34
  5. Step 5: Solve for x
    x = 3,680,245,013,609.34/2,108,868.60
  6. Step 6: Final answer
    x = 1,745,127.70

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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.