Home / 2,455,261.88-3,388,431.68-1,488,432.92

Finding the Fourth Proportional to 2,455,261.88, 3,388,431.68 and 1,488,432.92

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Solution

The fourth proportional to 2,455,261.88, 3,388,431.68 and 1,488,432.92 is: 2,054,140.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,455,261.88 : 3,388,431.68 = 1,488,432.92 : x
  2. Step 2: Convert to fraction form
    2,455,261.88/3,388,431.68 = 1,488,432.92/x
  3. Step 3: Cross multiply
    2,455,261.88x = 3,388,431.68 × 1,488,432.92
  4. Step 4: Simplify right side
    2,455,261.88x = 5,043,453,259,682.91
  5. Step 5: Solve for x
    x = 5,043,453,259,682.91/2,455,261.88
  6. Step 6: Final answer
    x = 2,054,140.66

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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.