Home / 1,427,342.57-2,141,017.57-481,377.77

Finding the Fourth Proportional to 1,427,342.57, 2,141,017.57 and 481,377.77

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Solution

The fourth proportional to 1,427,342.57, 2,141,017.57 and 481,377.77 is: 722,067.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,427,342.57 : 2,141,017.57 = 481,377.77 : x
  2. Step 2: Convert to fraction form
    1,427,342.57/2,141,017.57 = 481,377.77/x
  3. Step 3: Cross multiply
    1,427,342.57x = 2,141,017.57 × 481,377.77
  4. Step 4: Simplify right side
    1,427,342.57x = 1,030,638,251,468.89
  5. Step 5: Solve for x
    x = 1,030,638,251,468.89/1,427,342.57
  6. Step 6: Final answer
    x = 722,067.90

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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.