Home / 3,085,644.78-4,631,452.29-1,489,331.34

Finding the Fourth Proportional to 3,085,644.78, 4,631,452.29 and 1,489,331.34

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Solution

The fourth proportional to 3,085,644.78, 4,631,452.29 and 1,489,331.34 is: 2,235,437.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,085,644.78 : 4,631,452.29 = 1,489,331.34 : x
  2. Step 2: Convert to fraction form
    3,085,644.78/4,631,452.29 = 1,489,331.34/x
  3. Step 3: Cross multiply
    3,085,644.78x = 4,631,452.29 × 1,489,331.34
  4. Step 4: Simplify right side
    3,085,644.78x = 6,897,767,045,211.77
  5. Step 5: Solve for x
    x = 6,897,767,045,211.77/3,085,644.78
  6. Step 6: Final answer
    x = 2,235,437.82

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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.