Home / 1,080,728.79-1,621,091.01-1,014,962.97

Finding the Fourth Proportional to 1,080,728.79, 1,621,091.01 and 1,014,962.97

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Solution

The fourth proportional to 1,080,728.79, 1,621,091.01 and 1,014,962.97 is: 1,522,442.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,080,728.79 : 1,621,091.01 = 1,014,962.97 : x
  2. Step 2: Convert to fraction form
    1,080,728.79/1,621,091.01 = 1,014,962.97/x
  3. Step 3: Cross multiply
    1,080,728.79x = 1,621,091.01 × 1,014,962.97
  4. Step 4: Simplify right side
    1,080,728.79x = 1,645,347,346,149.90
  5. Step 5: Solve for x
    x = 1,645,347,346,149.90/1,080,728.79
  6. Step 6: Final answer
    x = 1,522,442.41

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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.