Home / 1,342,900.32-1,853,209.44-739,288.32

Finding the Fourth Proportional to 1,342,900.32, 1,853,209.44 and 739,288.32

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Solution

The fourth proportional to 1,342,900.32, 1,853,209.44 and 739,288.32 is: 1,020,221.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,900.32 : 1,853,209.44 = 739,288.32 : x
  2. Step 2: Convert to fraction form
    1,342,900.32/1,853,209.44 = 739,288.32/x
  3. Step 3: Cross multiply
    1,342,900.32x = 1,853,209.44 × 739,288.32
  4. Step 4: Simplify right side
    1,342,900.32x = 1,370,056,093,505.74
  5. Step 5: Solve for x
    x = 1,370,056,093,505.74/1,342,900.32
  6. Step 6: Final answer
    x = 1,020,221.73

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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.