Home / 1,511,232.52-2,085,426.02-832,042.12

Finding the Fourth Proportional to 1,511,232.52, 2,085,426.02 and 832,042.12

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Solution

The fourth proportional to 1,511,232.52, 2,085,426.02 and 832,042.12 is: 1,148,176.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,511,232.52 : 2,085,426.02 = 832,042.12 : x
  2. Step 2: Convert to fraction form
    1,511,232.52/2,085,426.02 = 832,042.12/x
  3. Step 3: Cross multiply
    1,511,232.52x = 2,085,426.02 × 832,042.12
  4. Step 4: Simplify right side
    1,511,232.52x = 1,735,162,286,783.96
  5. Step 5: Solve for x
    x = 1,735,162,286,783.96/1,511,232.52
  6. Step 6: Final answer
    x = 1,148,176.91

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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.