Home / 3,902,165.57-5,855,266.56-2,831,505.26

Finding the Fourth Proportional to 3,902,165.57, 5,855,266.56 and 2,831,505.26

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Solution

The fourth proportional to 3,902,165.57, 5,855,266.56 and 2,831,505.26 is: 4,248,722.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,902,165.57 : 5,855,266.56 = 2,831,505.26 : x
  2. Step 2: Convert to fraction form
    3,902,165.57/5,855,266.56 = 2,831,505.26/x
  3. Step 3: Cross multiply
    3,902,165.57x = 5,855,266.56 × 2,831,505.26
  4. Step 4: Simplify right side
    3,902,165.57x = 16,579,218,063,342.10
  5. Step 5: Solve for x
    x = 16,579,218,063,342.10/3,902,165.57
  6. Step 6: Final answer
    x = 4,248,722.35

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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.