Home / 2,093,164.80-3,139,747.20-763,987.20

Finding the Fourth Proportional to 2,093,164.80, 3,139,747.20 and 763,987.20

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Solution

The fourth proportional to 2,093,164.80, 3,139,747.20 and 763,987.20 is: 1,145,980.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,093,164.80 : 3,139,747.20 = 763,987.20 : x
  2. Step 2: Convert to fraction form
    2,093,164.80/3,139,747.20 = 763,987.20/x
  3. Step 3: Cross multiply
    2,093,164.80x = 3,139,747.20 × 763,987.20
  4. Step 4: Simplify right side
    2,093,164.80x = 2,398,726,672,035.84
  5. Step 5: Solve for x
    x = 2,398,726,672,035.84/2,093,164.80
  6. Step 6: Final answer
    x = 1,145,980.80

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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.