Home / 2,252,712.88-3,108,277.83-1,286,157.70

Finding the Fourth Proportional to 2,252,712.88, 3,108,277.83 and 1,286,157.70

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Solution

The fourth proportional to 2,252,712.88, 3,108,277.83 and 1,286,157.70 is: 1,774,631.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,252,712.88 : 3,108,277.83 = 1,286,157.70 : x
  2. Step 2: Convert to fraction form
    2,252,712.88/3,108,277.83 = 1,286,157.70/x
  3. Step 3: Cross multiply
    2,252,712.88x = 3,108,277.83 × 1,286,157.70
  4. Step 4: Simplify right side
    2,252,712.88x = 3,997,735,464,793.79
  5. Step 5: Solve for x
    x = 3,997,735,464,793.79/2,252,712.88
  6. Step 6: Final answer
    x = 1,774,631.60

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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.