Home / 1,972,631.14-2,711,781.05-1,695,969.77

Finding the Fourth Proportional to 1,972,631.14, 2,711,781.05 and 1,695,969.77

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Solution

The fourth proportional to 1,972,631.14, 2,711,781.05 and 1,695,969.77 is: 2,331,453.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,972,631.14 : 2,711,781.05 = 1,695,969.77 : x
  2. Step 2: Convert to fraction form
    1,972,631.14/2,711,781.05 = 1,695,969.77/x
  3. Step 3: Cross multiply
    1,972,631.14x = 2,711,781.05 × 1,695,969.77
  4. Step 4: Simplify right side
    1,972,631.14x = 4,599,098,661,620.10
  5. Step 5: Solve for x
    x = 4,599,098,661,620.10/1,972,631.14
  6. Step 6: Final answer
    x = 2,331,453.95

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.