Home / 2,313,663.15-3,192,853.12-1,281,170.89

Finding the Fourth Proportional to 2,313,663.15, 3,192,853.12 and 1,281,170.89

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Solution

The fourth proportional to 2,313,663.15, 3,192,853.12 and 1,281,170.89 is: 1,768,014.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,313,663.15 : 3,192,853.12 = 1,281,170.89 : x
  2. Step 2: Convert to fraction form
    2,313,663.15/3,192,853.12 = 1,281,170.89/x
  3. Step 3: Cross multiply
    2,313,663.15x = 3,192,853.12 × 1,281,170.89
  4. Step 4: Simplify right side
    2,313,663.15x = 4,090,590,473,389.68
  5. Step 5: Solve for x
    x = 4,090,590,473,389.68/2,313,663.15
  6. Step 6: Final answer
    x = 1,768,014.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.