Home / 3,000,565.13-4,501,243.17-978,100.43

Finding the Fourth Proportional to 3,000,565.13, 4,501,243.17 and 978,100.43

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Solution

The fourth proportional to 3,000,565.13, 4,501,243.17 and 978,100.43 is: 1,467,279.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,000,565.13 : 4,501,243.17 = 978,100.43 : x
  2. Step 2: Convert to fraction form
    3,000,565.13/4,501,243.17 = 978,100.43/x
  3. Step 3: Cross multiply
    3,000,565.13x = 4,501,243.17 × 978,100.43
  4. Step 4: Simplify right side
    3,000,565.13x = 4,402,667,857,605.35
  5. Step 5: Solve for x
    x = 4,402,667,857,605.35/3,000,565.13
  6. Step 6: Final answer
    x = 1,467,279.55

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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.