Home / 2,839,947.65-4,256,766.01-2,163,799.74

Finding the Fourth Proportional to 2,839,947.65, 4,256,766.01 and 2,163,799.74

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Solution

The fourth proportional to 2,839,947.65, 4,256,766.01 and 2,163,799.74 is: 3,243,295.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,839,947.65 : 4,256,766.01 = 2,163,799.74 : x
  2. Step 2: Convert to fraction form
    2,839,947.65/4,256,766.01 = 2,163,799.74/x
  3. Step 3: Cross multiply
    2,839,947.65x = 4,256,766.01 × 2,163,799.74
  4. Step 4: Simplify right side
    2,839,947.65x = 9,210,789,174,859.84
  5. Step 5: Solve for x
    x = 9,210,789,174,859.84/2,839,947.65
  6. Step 6: Final answer
    x = 3,243,295.41

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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.