Home / 2,100,101.10-3,148,078.05-1,034,270.70

Finding the Fourth Proportional to 2,100,101.10, 3,148,078.05 and 1,034,270.70

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Solution

The fourth proportional to 2,100,101.10, 3,148,078.05 and 1,034,270.70 is: 1,550,384.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,100,101.10 : 3,148,078.05 = 1,034,270.70 : x
  2. Step 2: Convert to fraction form
    2,100,101.10/3,148,078.05 = 1,034,270.70/x
  3. Step 3: Cross multiply
    2,100,101.10x = 3,148,078.05 × 1,034,270.70
  4. Step 4: Simplify right side
    2,100,101.10x = 3,255,964,888,428.14
  5. Step 5: Solve for x
    x = 3,255,964,888,428.14/2,100,101.10
  6. Step 6: Final answer
    x = 1,550,384.83

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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.