Home / 2,891,426.56-3,990,192.27-1,602,288.48

Finding the Fourth Proportional to 2,891,426.56, 3,990,192.27 and 1,602,288.48

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Solution

The fourth proportional to 2,891,426.56, 3,990,192.27 and 1,602,288.48 is: 2,211,171.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,891,426.56 : 3,990,192.27 = 1,602,288.48 : x
  2. Step 2: Convert to fraction form
    2,891,426.56/3,990,192.27 = 1,602,288.48/x
  3. Step 3: Cross multiply
    2,891,426.56x = 3,990,192.27 × 1,602,288.48
  4. Step 4: Simplify right side
    2,891,426.56x = 6,393,439,107,206.05
  5. Step 5: Solve for x
    x = 6,393,439,107,206.05/2,891,426.56
  6. Step 6: Final answer
    x = 2,211,171.19

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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.