Home / 2,021,318.40-3,024,979.20-1,853,356.80

Finding the Fourth Proportional to 2,021,318.40, 3,024,979.20 and 1,853,356.80

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Solution

The fourth proportional to 2,021,318.40, 3,024,979.20 and 1,853,356.80 is: 2,773,618.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,021,318.40 : 3,024,979.20 = 1,853,356.80 : x
  2. Step 2: Convert to fraction form
    2,021,318.40/3,024,979.20 = 1,853,356.80/x
  3. Step 3: Cross multiply
    2,021,318.40x = 3,024,979.20 × 1,853,356.80
  4. Step 4: Simplify right side
    2,021,318.40x = 5,606,365,770,178.56
  5. Step 5: Solve for x
    x = 5,606,365,770,178.56/2,021,318.40
  6. Step 6: Final answer
    x = 2,773,618.33

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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.