Home / 2,438,003.43-3,356,746.79-2,147,433.75

Finding the Fourth Proportional to 2,438,003.43, 3,356,746.79 and 2,147,433.75

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Solution

The fourth proportional to 2,438,003.43, 3,356,746.79 and 2,147,433.75 is: 2,956,678.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,438,003.43 : 3,356,746.79 = 2,147,433.75 : x
  2. Step 2: Convert to fraction form
    2,438,003.43/3,356,746.79 = 2,147,433.75/x
  3. Step 3: Cross multiply
    2,438,003.43x = 3,356,746.79 × 2,147,433.75
  4. Step 4: Simplify right side
    2,438,003.43x = 7,208,391,336,312.99
  5. Step 5: Solve for x
    x = 7,208,391,336,312.99/2,438,003.43
  6. Step 6: Final answer
    x = 2,956,678.09

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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.