Home / 1,595,631.38-2,201,971.30-1,022,671.55

Finding the Fourth Proportional to 1,595,631.38, 2,201,971.30 and 1,022,671.55

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Solution

The fourth proportional to 1,595,631.38, 2,201,971.30 and 1,022,671.55 is: 1,411,286.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,595,631.38 : 2,201,971.30 = 1,022,671.55 : x
  2. Step 2: Convert to fraction form
    1,595,631.38/2,201,971.30 = 1,022,671.55/x
  3. Step 3: Cross multiply
    1,595,631.38x = 2,201,971.30 × 1,022,671.55
  4. Step 4: Simplify right side
    1,595,631.38x = 2,251,893,405,374.76
  5. Step 5: Solve for x
    x = 2,251,893,405,374.76/1,595,631.38
  6. Step 6: Final answer
    x = 1,411,286.74

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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.