Home / 2,515,187.38-3,470,849.68-1,369,271.74

Finding the Fourth Proportional to 2,515,187.38, 3,470,849.68 and 1,369,271.74

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Solution

The fourth proportional to 2,515,187.38, 3,470,849.68 and 1,369,271.74 is: 1,889,535.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,515,187.38 : 3,470,849.68 = 1,369,271.74 : x
  2. Step 2: Convert to fraction form
    2,515,187.38/3,470,849.68 = 1,369,271.74/x
  3. Step 3: Cross multiply
    2,515,187.38x = 3,470,849.68 × 1,369,271.74
  4. Step 4: Simplify right side
    2,515,187.38x = 4,752,536,380,612.04
  5. Step 5: Solve for x
    x = 4,752,536,380,612.04/2,515,187.38
  6. Step 6: Final answer
    x = 1,889,535.71

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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.