Home / 3,115,272.60-4,669,683.30-1,692,322.20

Finding the Fourth Proportional to 3,115,272.60, 4,669,683.30 and 1,692,322.20

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Solution

The fourth proportional to 3,115,272.60, 4,669,683.30 and 1,692,322.20 is: 2,536,731.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,115,272.60 : 4,669,683.30 = 1,692,322.20 : x
  2. Step 2: Convert to fraction form
    3,115,272.60/4,669,683.30 = 1,692,322.20/x
  3. Step 3: Cross multiply
    3,115,272.60x = 4,669,683.30 × 1,692,322.20
  4. Step 4: Simplify right side
    3,115,272.60x = 7,902,608,715,559.26
  5. Step 5: Solve for x
    x = 7,902,608,715,559.26/3,115,272.60
  6. Step 6: Final answer
    x = 2,536,731.04

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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.