Home / 3,826,249.40-5,280,374.16-2,172,551.40

Finding the Fourth Proportional to 3,826,249.40, 5,280,374.16 and 2,172,551.40

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Solution

The fourth proportional to 3,826,249.40, 5,280,374.16 and 2,172,551.40 is: 2,998,206.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,826,249.40 : 5,280,374.16 = 2,172,551.40 : x
  2. Step 2: Convert to fraction form
    3,826,249.40/5,280,374.16 = 2,172,551.40/x
  3. Step 3: Cross multiply
    3,826,249.40x = 5,280,374.16 × 2,172,551.40
  4. Step 4: Simplify right side
    3,826,249.40x = 11,471,884,262,969.07
  5. Step 5: Solve for x
    x = 11,471,884,262,969.07/3,826,249.40
  6. Step 6: Final answer
    x = 2,998,206.09

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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.