Home / 1,550,516.43-2,329,273.85-919,845.39

Finding the Fourth Proportional to 1,550,516.43, 2,329,273.85 and 919,845.39

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Solution

The fourth proportional to 1,550,516.43, 2,329,273.85 and 919,845.39 is: 1,381,843.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,550,516.43 : 2,329,273.85 = 919,845.39 : x
  2. Step 2: Convert to fraction form
    1,550,516.43/2,329,273.85 = 919,845.39/x
  3. Step 3: Cross multiply
    1,550,516.43x = 2,329,273.85 × 919,845.39
  4. Step 4: Simplify right side
    1,550,516.43x = 2,142,571,808,370.82
  5. Step 5: Solve for x
    x = 2,142,571,808,370.82/1,550,516.43
  6. Step 6: Final answer
    x = 1,381,843.99

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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.