Home / 3,779,517.32-5,669,296.79-939,629.51

Finding the Fourth Proportional to 3,779,517.32, 5,669,296.79 and 939,629.51

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Solution

The fourth proportional to 3,779,517.32, 5,669,296.79 and 939,629.51 is: 1,409,449.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,779,517.32 : 5,669,296.79 = 939,629.51 : x
  2. Step 2: Convert to fraction form
    3,779,517.32/5,669,296.79 = 939,629.51/x
  3. Step 3: Cross multiply
    3,779,517.32x = 5,669,296.79 × 939,629.51
  4. Step 4: Simplify right side
    3,779,517.32x = 5,327,038,531,787.64
  5. Step 5: Solve for x
    x = 5,327,038,531,787.64/3,779,517.32
  6. Step 6: Final answer
    x = 1,409,449.43

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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.