Home / 2,885,687.68-4,324,390.80-1,620,853.24

Finding the Fourth Proportional to 2,885,687.68, 4,324,390.80 and 1,620,853.24

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Solution

The fourth proportional to 2,885,687.68, 4,324,390.80 and 1,620,853.24 is: 2,428,954.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,885,687.68 : 4,324,390.80 = 1,620,853.24 : x
  2. Step 2: Convert to fraction form
    2,885,687.68/4,324,390.80 = 1,620,853.24/x
  3. Step 3: Cross multiply
    2,885,687.68x = 4,324,390.80 × 1,620,853.24
  4. Step 4: Simplify right side
    2,885,687.68x = 7,009,202,839,206.19
  5. Step 5: Solve for x
    x = 7,009,202,839,206.19/2,885,687.68
  6. Step 6: Final answer
    x = 2,428,954.07

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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.