Home / 1,675,936.12-2,513,909.36-413,763.88

Finding the Fourth Proportional to 1,675,936.12, 2,513,909.36 and 413,763.88

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Solution

The fourth proportional to 1,675,936.12, 2,513,909.36 and 413,763.88 is: 620,647.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,675,936.12 : 2,513,909.36 = 413,763.88 : x
  2. Step 2: Convert to fraction form
    1,675,936.12/2,513,909.36 = 413,763.88/x
  3. Step 3: Cross multiply
    1,675,936.12x = 2,513,909.36 × 413,763.88
  4. Step 4: Simplify right side
    1,675,936.12x = 1,040,164,890,761.92
  5. Step 5: Solve for x
    x = 1,040,164,890,761.92/1,675,936.12
  6. Step 6: Final answer
    x = 620,647.10

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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.