Home / 885,814.18-1,222,623.52-541,936.78

Finding the Fourth Proportional to 885,814.18, 1,222,623.52 and 541,936.78

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Solution

The fourth proportional to 885,814.18, 1,222,623.52 and 541,936.78 is: 747,995.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,814.18 : 1,222,623.52 = 541,936.78 : x
  2. Step 2: Convert to fraction form
    885,814.18/1,222,623.52 = 541,936.78/x
  3. Step 3: Cross multiply
    885,814.18x = 1,222,623.52 × 541,936.78
  4. Step 4: Simplify right side
    885,814.18x = 662,584,649,169.67
  5. Step 5: Solve for x
    x = 662,584,649,169.67/885,814.18
  6. Step 6: Final answer
    x = 747,995.08

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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.