Home / 1,143,842.60-1,715,463.18-543,609.51

Finding the Fourth Proportional to 1,143,842.60, 1,715,463.18 and 543,609.51

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Solution

The fourth proportional to 1,143,842.60, 1,715,463.18 and 543,609.51 is: 815,271.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,842.60 : 1,715,463.18 = 543,609.51 : x
  2. Step 2: Convert to fraction form
    1,143,842.60/1,715,463.18 = 543,609.51/x
  3. Step 3: Cross multiply
    1,143,842.60x = 1,715,463.18 × 543,609.51
  4. Step 4: Simplify right side
    1,143,842.60x = 932,542,098,702.84
  5. Step 5: Solve for x
    x = 932,542,098,702.84/1,143,842.60
  6. Step 6: Final answer
    x = 815,271.35

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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.