Home / 2,471,979.38-3,707,992.15-874,813.28

Finding the Fourth Proportional to 2,471,979.38, 3,707,992.15 and 874,813.28

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Solution

The fourth proportional to 2,471,979.38, 3,707,992.15 and 874,813.28 is: 1,312,228.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,471,979.38 : 3,707,992.15 = 874,813.28 : x
  2. Step 2: Convert to fraction form
    2,471,979.38/3,707,992.15 = 874,813.28/x
  3. Step 3: Cross multiply
    2,471,979.38x = 3,707,992.15 × 874,813.28
  4. Step 4: Simplify right side
    2,471,979.38x = 3,243,800,754,228.76
  5. Step 5: Solve for x
    x = 3,243,800,754,228.76/2,471,979.38
  6. Step 6: Final answer
    x = 1,312,228.08

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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.