Home / 1,841,084.80-2,761,627.20-511,388.80

Finding the Fourth Proportional to 1,841,084.80, 2,761,627.20 and 511,388.80

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Solution

The fourth proportional to 1,841,084.80, 2,761,627.20 and 511,388.80 is: 767,083.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,841,084.80 : 2,761,627.20 = 511,388.80 : x
  2. Step 2: Convert to fraction form
    1,841,084.80/2,761,627.20 = 511,388.80/x
  3. Step 3: Cross multiply
    1,841,084.80x = 2,761,627.20 × 511,388.80
  4. Step 4: Simplify right side
    1,841,084.80x = 1,412,265,219,855.36
  5. Step 5: Solve for x
    x = 1,412,265,219,855.36/1,841,084.80
  6. Step 6: Final answer
    x = 767,083.20

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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.