Home / 1,126,758.56-1,690,215.87-452,840.45

Finding the Fourth Proportional to 1,126,758.56, 1,690,215.87 and 452,840.45

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Solution

The fourth proportional to 1,126,758.56, 1,690,215.87 and 452,840.45 is: 679,292.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,758.56 : 1,690,215.87 = 452,840.45 : x
  2. Step 2: Convert to fraction form
    1,126,758.56/1,690,215.87 = 452,840.45/x
  3. Step 3: Cross multiply
    1,126,758.56x = 1,690,215.87 × 452,840.45
  4. Step 4: Simplify right side
    1,126,758.56x = 765,398,115,167.94
  5. Step 5: Solve for x
    x = 765,398,115,167.94/1,126,758.56
  6. Step 6: Final answer
    x = 679,292.03

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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.