Home / 2,239,619.24-3,358,440.54-641,819.72

Finding the Fourth Proportional to 2,239,619.24, 3,358,440.54 and 641,819.72

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Solution

The fourth proportional to 2,239,619.24, 3,358,440.54 and 641,819.72 is: 962,446.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,239,619.24 : 3,358,440.54 = 641,819.72 : x
  2. Step 2: Convert to fraction form
    2,239,619.24/3,358,440.54 = 641,819.72/x
  3. Step 3: Cross multiply
    2,239,619.24x = 3,358,440.54 × 641,819.72
  4. Step 4: Simplify right side
    2,239,619.24x = 2,155,513,367,019.45
  5. Step 5: Solve for x
    x = 2,155,513,367,019.45/2,239,619.24
  6. Step 6: Final answer
    x = 962,446.35

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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.