Home / 1,731,435.70-2,389,618.62-996,374.86

Finding the Fourth Proportional to 1,731,435.70, 2,389,618.62 and 996,374.86

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Solution

The fourth proportional to 1,731,435.70, 2,389,618.62 and 996,374.86 is: 1,375,133.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,731,435.70 : 2,389,618.62 = 996,374.86 : x
  2. Step 2: Convert to fraction form
    1,731,435.70/2,389,618.62 = 996,374.86/x
  3. Step 3: Cross multiply
    1,731,435.70x = 2,389,618.62 × 996,374.86
  4. Step 4: Simplify right side
    1,731,435.70x = 2,380,955,928,225.76
  5. Step 5: Solve for x
    x = 2,380,955,928,225.76/1,731,435.70
  6. Step 6: Final answer
    x = 1,375,133.90

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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.