Home / 3,100,236.50-4,278,727.29-1,742,109.62

Finding the Fourth Proportional to 3,100,236.50, 4,278,727.29 and 1,742,109.62

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Solution

The fourth proportional to 3,100,236.50, 4,278,727.29 and 1,742,109.62 is: 2,404,336.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,100,236.50 : 4,278,727.29 = 1,742,109.62 : x
  2. Step 2: Convert to fraction form
    3,100,236.50/4,278,727.29 = 1,742,109.62/x
  3. Step 3: Cross multiply
    3,100,236.50x = 4,278,727.29 × 1,742,109.62
  4. Step 4: Simplify right side
    3,100,236.50x = 7,454,011,973,265.53
  5. Step 5: Solve for x
    x = 7,454,011,973,265.53/3,100,236.50
  6. Step 6: Final answer
    x = 2,404,336.56

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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.