Home / 1,766,273.40-2,649,755.70-755,393.40

Finding the Fourth Proportional to 1,766,273.40, 2,649,755.70 and 755,393.40

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Solution

The fourth proportional to 1,766,273.40, 2,649,755.70 and 755,393.40 is: 1,133,237.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,766,273.40 : 2,649,755.70 = 755,393.40 : x
  2. Step 2: Convert to fraction form
    1,766,273.40/2,649,755.70 = 755,393.40/x
  3. Step 3: Cross multiply
    1,766,273.40x = 2,649,755.70 × 755,393.40
  4. Step 4: Simplify right side
    1,766,273.40x = 2,001,607,967,392.38
  5. Step 5: Solve for x
    x = 2,001,607,967,392.38/1,766,273.40
  6. Step 6: Final answer
    x = 1,133,237.90

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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.