Home / 1,198,797.04-1,654,273.56-689,507.92

Finding the Fourth Proportional to 1,198,797.04, 1,654,273.56 and 689,507.92

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Solution

The fourth proportional to 1,198,797.04, 1,654,273.56 and 689,507.92 is: 951,482.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,198,797.04 : 1,654,273.56 = 689,507.92 : x
  2. Step 2: Convert to fraction form
    1,198,797.04/1,654,273.56 = 689,507.92/x
  3. Step 3: Cross multiply
    1,198,797.04x = 1,654,273.56 × 689,507.92
  4. Step 4: Simplify right side
    1,198,797.04x = 1,140,634,721,466.60
  5. Step 5: Solve for x
    x = 1,140,634,721,466.60/1,198,797.04
  6. Step 6: Final answer
    x = 951,482.76

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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.