Home / 1,753,609.76-2,419,292.92-1,018,438.88

Finding the Fourth Proportional to 1,753,609.76, 2,419,292.92 and 1,018,438.88

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Solution

The fourth proportional to 1,753,609.76, 2,419,292.92 and 1,018,438.88 is: 1,405,045.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,753,609.76 : 2,419,292.92 = 1,018,438.88 : x
  2. Step 2: Convert to fraction form
    1,753,609.76/2,419,292.92 = 1,018,438.88/x
  3. Step 3: Cross multiply
    1,753,609.76x = 2,419,292.92 × 1,018,438.88
  4. Step 4: Simplify right side
    1,753,609.76x = 2,463,901,966,744.54
  5. Step 5: Solve for x
    x = 2,463,901,966,744.54/1,753,609.76
  6. Step 6: Final answer
    x = 1,405,045.77

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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.