Home / 1,079,751.44-1,489,158.60-808,459.76

Finding the Fourth Proportional to 1,079,751.44, 1,489,158.60 and 808,459.76

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Solution

The fourth proportional to 1,079,751.44, 1,489,158.60 and 808,459.76 is: 1,115,001.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,079,751.44 : 1,489,158.60 = 808,459.76 : x
  2. Step 2: Convert to fraction form
    1,079,751.44/1,489,158.60 = 808,459.76/x
  3. Step 3: Cross multiply
    1,079,751.44x = 1,489,158.60 × 808,459.76
  4. Step 4: Simplify right side
    1,079,751.44x = 1,203,924,804,357.94
  5. Step 5: Solve for x
    x = 1,203,924,804,357.94/1,079,751.44
  6. Step 6: Final answer
    x = 1,115,001.80

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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.