Home / 2,554,161.12-3,828,654.54-1,656,172.44

Finding the Fourth Proportional to 2,554,161.12, 3,828,654.54 and 1,656,172.44

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Solution

The fourth proportional to 2,554,161.12, 3,828,654.54 and 1,656,172.44 is: 2,482,581.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,554,161.12 : 3,828,654.54 = 1,656,172.44 : x
  2. Step 2: Convert to fraction form
    2,554,161.12/3,828,654.54 = 1,656,172.44/x
  3. Step 3: Cross multiply
    2,554,161.12x = 3,828,654.54 × 1,656,172.44
  4. Step 4: Simplify right side
    2,554,161.12x = 6,340,912,131,428.88
  5. Step 5: Solve for x
    x = 6,340,912,131,428.88/2,554,161.12
  6. Step 6: Final answer
    x = 2,482,581.10

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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.