Home / 2,224,146.12-3,069,288.36-1,257,242.64

Finding the Fourth Proportional to 2,224,146.12, 3,069,288.36 and 1,257,242.64

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Solution

The fourth proportional to 2,224,146.12, 3,069,288.36 and 1,257,242.64 is: 1,734,976.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,224,146.12 : 3,069,288.36 = 1,257,242.64 : x
  2. Step 2: Convert to fraction form
    2,224,146.12/3,069,288.36 = 1,257,242.64/x
  3. Step 3: Cross multiply
    2,224,146.12x = 3,069,288.36 × 1,257,242.64
  4. Step 4: Simplify right side
    2,224,146.12x = 3,858,840,200,647.67
  5. Step 5: Solve for x
    x = 3,858,840,200,647.67/2,224,146.12
  6. Step 6: Final answer
    x = 1,734,976.03

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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.