Home / 1,511,099.92-2,085,331.80-832,060.72

Finding the Fourth Proportional to 1,511,099.92, 2,085,331.80 and 832,060.72

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Solution

The fourth proportional to 1,511,099.92, 2,085,331.80 and 832,060.72 is: 1,148,251.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,511,099.92 : 2,085,331.80 = 832,060.72 : x
  2. Step 2: Convert to fraction form
    1,511,099.92/2,085,331.80 = 832,060.72/x
  3. Step 3: Cross multiply
    1,511,099.92x = 2,085,331.80 × 832,060.72
  4. Step 4: Simplify right side
    1,511,099.92x = 1,735,122,678,946.90
  5. Step 5: Solve for x
    x = 1,735,122,678,946.90/1,511,099.92
  6. Step 6: Final answer
    x = 1,148,251.45

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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.