Home / 2,668,677.81-4,002,416.42-1,227,979.26

Finding the Fourth Proportional to 2,668,677.81, 4,002,416.42 and 1,227,979.26

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Solution

The fourth proportional to 2,668,677.81, 4,002,416.42 and 1,227,979.26 is: 1,841,692.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,668,677.81 : 4,002,416.42 = 1,227,979.26 : x
  2. Step 2: Convert to fraction form
    2,668,677.81/4,002,416.42 = 1,227,979.26/x
  3. Step 3: Cross multiply
    2,668,677.81x = 4,002,416.42 × 1,227,979.26
  4. Step 4: Simplify right side
    2,668,677.81x = 4,914,884,327,491.47
  5. Step 5: Solve for x
    x = 4,914,884,327,491.47/2,668,677.81
  6. Step 6: Final answer
    x = 1,841,692.66

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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.