Home / 1,944,187.80-2,916,281.70-1,542,654.60

Finding the Fourth Proportional to 1,944,187.80, 2,916,281.70 and 1,542,654.60

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Solution

The fourth proportional to 1,944,187.80, 2,916,281.70 and 1,542,654.60 is: 2,313,981.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,944,187.80 : 2,916,281.70 = 1,542,654.60 : x
  2. Step 2: Convert to fraction form
    1,944,187.80/2,916,281.70 = 1,542,654.60/x
  3. Step 3: Cross multiply
    1,944,187.80x = 2,916,281.70 × 1,542,654.60
  4. Step 4: Simplify right side
    1,944,187.80x = 4,498,815,379,400.82
  5. Step 5: Solve for x
    x = 4,498,815,379,400.82/1,944,187.80
  6. Step 6: Final answer
    x = 2,313,981.90

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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.