Home / 1,396,756.44-2,096,178.12-946,409.40

Finding the Fourth Proportional to 1,396,756.44, 2,096,178.12 and 946,409.40

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Solution

The fourth proportional to 1,396,756.44, 2,096,178.12 and 946,409.40 is: 1,420,321.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,396,756.44 : 2,096,178.12 = 946,409.40 : x
  2. Step 2: Convert to fraction form
    1,396,756.44/2,096,178.12 = 946,409.40/x
  3. Step 3: Cross multiply
    1,396,756.44x = 2,096,178.12 × 946,409.40
  4. Step 4: Simplify right side
    1,396,756.44x = 1,983,842,676,842.33
  5. Step 5: Solve for x
    x = 1,983,842,676,842.33/1,396,756.44
  6. Step 6: Final answer
    x = 1,420,321.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.