Home / 1,511,723.10-2,086,177.46-832,659.60

Finding the Fourth Proportional to 1,511,723.10, 2,086,177.46 and 832,659.60

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Solution

The fourth proportional to 1,511,723.10, 2,086,177.46 and 832,659.60 is: 1,149,070.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,511,723.10 : 2,086,177.46 = 832,659.60 : x
  2. Step 2: Convert to fraction form
    1,511,723.10/2,086,177.46 = 832,659.60/x
  3. Step 3: Cross multiply
    1,511,723.10x = 2,086,177.46 × 832,659.60
  4. Step 4: Simplify right side
    1,511,723.10x = 1,737,075,689,372.62
  5. Step 5: Solve for x
    x = 1,737,075,689,372.62/1,511,723.10
  6. Step 6: Final answer
    x = 1,149,070.02

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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.