Home / 1,511,423.38-2,085,669.73-832,359.88

Finding the Fourth Proportional to 1,511,423.38, 2,085,669.73 and 832,359.88

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Solution

The fourth proportional to 1,511,423.38, 2,085,669.73 and 832,359.88 is: 1,148,604.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,511,423.38 : 2,085,669.73 = 832,359.88 : x
  2. Step 2: Convert to fraction form
    1,511,423.38/2,085,669.73 = 832,359.88/x
  3. Step 3: Cross multiply
    1,511,423.38x = 2,085,669.73 × 832,359.88
  4. Step 4: Simplify right side
    1,511,423.38x = 1,736,027,791,592.28
  5. Step 5: Solve for x
    x = 1,736,027,791,592.28/1,511,423.38
  6. Step 6: Final answer
    x = 1,148,604.57

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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.