Home / 2,852,636.40-3,936,056.44-1,690,570.44

Finding the Fourth Proportional to 2,852,636.40, 3,936,056.44 and 1,690,570.44

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Solution

The fourth proportional to 2,852,636.40, 3,936,056.44 and 1,690,570.44 is: 2,332,642.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,852,636.40 : 3,936,056.44 = 1,690,570.44 : x
  2. Step 2: Convert to fraction form
    2,852,636.40/3,936,056.44 = 1,690,570.44/x
  3. Step 3: Cross multiply
    2,852,636.40x = 3,936,056.44 × 1,690,570.44
  4. Step 4: Simplify right side
    2,852,636.40x = 6,654,180,667,635.63
  5. Step 5: Solve for x
    x = 6,654,180,667,635.63/2,852,636.40
  6. Step 6: Final answer
    x = 2,332,642.42

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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.