Home / 3,779,837.30-5,669,778.54-939,949.49

Finding the Fourth Proportional to 3,779,837.30, 5,669,778.54 and 939,949.49

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Solution

The fourth proportional to 3,779,837.30, 5,669,778.54 and 939,949.49 is: 1,409,929.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,779,837.30 : 5,669,778.54 = 939,949.49 : x
  2. Step 2: Convert to fraction form
    3,779,837.30/5,669,778.54 = 939,949.49/x
  3. Step 3: Cross multiply
    3,779,837.30x = 5,669,778.54 × 939,949.49
  4. Step 4: Simplify right side
    3,779,837.30x = 5,329,305,447,085.94
  5. Step 5: Solve for x
    x = 5,329,305,447,085.94/3,779,837.30
  6. Step 6: Final answer
    x = 1,409,929.85

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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.