Home / 2,182,720.12-3,012,222.06-1,252,598.03

Finding the Fourth Proportional to 2,182,720.12, 3,012,222.06 and 1,252,598.03

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Solution

The fourth proportional to 2,182,720.12, 3,012,222.06 and 1,252,598.03 is: 1,728,624.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,182,720.12 : 3,012,222.06 = 1,252,598.03 : x
  2. Step 2: Convert to fraction form
    2,182,720.12/3,012,222.06 = 1,252,598.03/x
  3. Step 3: Cross multiply
    2,182,720.12x = 3,012,222.06 × 1,252,598.03
  4. Step 4: Simplify right side
    2,182,720.12x = 3,773,103,436,154.26
  5. Step 5: Solve for x
    x = 3,773,103,436,154.26/2,182,720.12
  6. Step 6: Final answer
    x = 1,728,624.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.