Home / 739,924.20-1,109,886.30-698,589.90

Finding the Fourth Proportional to 739,924.20, 1,109,886.30 and 698,589.90

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Solution

The fourth proportional to 739,924.20, 1,109,886.30 and 698,589.90 is: 1,047,884.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,924.20 : 1,109,886.30 = 698,589.90 : x
  2. Step 2: Convert to fraction form
    739,924.20/1,109,886.30 = 698,589.90/x
  3. Step 3: Cross multiply
    739,924.20x = 1,109,886.30 × 698,589.90
  4. Step 4: Simplify right side
    739,924.20x = 775,355,359,328.37
  5. Step 5: Solve for x
    x = 775,355,359,328.37/739,924.20
  6. Step 6: Final answer
    x = 1,047,884.85

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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.