Home / 1,029,849.40-1,546,523.70-763,910.20

Finding the Fourth Proportional to 1,029,849.40, 1,546,523.70 and 763,910.20

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Solution

The fourth proportional to 1,029,849.40, 1,546,523.70 and 763,910.20 is: 1,147,163.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,029,849.40 : 1,546,523.70 = 763,910.20 : x
  2. Step 2: Convert to fraction form
    1,029,849.40/1,546,523.70 = 763,910.20/x
  3. Step 3: Cross multiply
    1,029,849.40x = 1,546,523.70 × 763,910.20
  4. Step 4: Simplify right side
    1,029,849.40x = 1,181,405,228,971.74
  5. Step 5: Solve for x
    x = 1,181,405,228,971.74/1,029,849.40
  6. Step 6: Final answer
    x = 1,147,163.10

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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.