Home / 2,208,331.28-3,312,497.70-692,131.88

Finding the Fourth Proportional to 2,208,331.28, 3,312,497.70 and 692,131.88

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Solution

The fourth proportional to 2,208,331.28, 3,312,497.70 and 692,131.88 is: 1,038,198.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,208,331.28 : 3,312,497.70 = 692,131.88 : x
  2. Step 2: Convert to fraction form
    2,208,331.28/3,312,497.70 = 692,131.88/x
  3. Step 3: Cross multiply
    2,208,331.28x = 3,312,497.70 × 692,131.88
  4. Step 4: Simplify right side
    2,208,331.28x = 2,292,685,260,596.68
  5. Step 5: Solve for x
    x = 2,292,685,260,596.68/2,208,331.28
  6. Step 6: Final answer
    x = 1,038,198.06

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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.