Home / 1,145,918.22-1,718,286.03-514,291.56

Finding the Fourth Proportional to 1,145,918.22, 1,718,286.03 and 514,291.56

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Solution

The fourth proportional to 1,145,918.22, 1,718,286.03 and 514,291.56 is: 771,171.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,918.22 : 1,718,286.03 = 514,291.56 : x
  2. Step 2: Convert to fraction form
    1,145,918.22/1,718,286.03 = 514,291.56/x
  3. Step 3: Cross multiply
    1,145,918.22x = 1,718,286.03 × 514,291.56
  4. Step 4: Simplify right side
    1,145,918.22x = 883,700,002,894.91
  5. Step 5: Solve for x
    x = 883,700,002,894.91/1,145,918.22
  6. Step 6: Final answer
    x = 771,171.96

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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.