Home / 1,840,743.75-2,760,191.66-1,072,490.13

Finding the Fourth Proportional to 1,840,743.75, 2,760,191.66 and 1,072,490.13

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Solution

The fourth proportional to 1,840,743.75, 2,760,191.66 and 1,072,490.13 is: 1,608,196.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,840,743.75 : 2,760,191.66 = 1,072,490.13 : x
  2. Step 2: Convert to fraction form
    1,840,743.75/2,760,191.66 = 1,072,490.13/x
  3. Step 3: Cross multiply
    1,840,743.75x = 2,760,191.66 × 1,072,490.13
  4. Step 4: Simplify right side
    1,840,743.75x = 2,960,278,298,457.36
  5. Step 5: Solve for x
    x = 2,960,278,298,457.36/1,840,743.75
  6. Step 6: Final answer
    x = 1,608,196.85

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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.