Home / 1,691,211.38-2,536,547.04-492,853.41

Finding the Fourth Proportional to 1,691,211.38, 2,536,547.04 and 492,853.41

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Solution

The fourth proportional to 1,691,211.38, 2,536,547.04 and 492,853.41 is: 739,201.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,691,211.38 : 2,536,547.04 = 492,853.41 : x
  2. Step 2: Convert to fraction form
    1,691,211.38/2,536,547.04 = 492,853.41/x
  3. Step 3: Cross multiply
    1,691,211.38x = 2,536,547.04 × 492,853.41
  4. Step 4: Simplify right side
    1,691,211.38x = 1,250,145,858,289.41
  5. Step 5: Solve for x
    x = 1,250,145,858,289.41/1,691,211.38
  6. Step 6: Final answer
    x = 739,201.42

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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.