Home / 1,731,839.85-2,389,836.06-957,424.32

Finding the Fourth Proportional to 1,731,839.85, 2,389,836.06 and 957,424.32

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Solution

The fourth proportional to 1,731,839.85, 2,389,836.06 and 957,424.32 is: 1,321,188.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,731,839.85 : 2,389,836.06 = 957,424.32 : x
  2. Step 2: Convert to fraction form
    1,731,839.85/2,389,836.06 = 957,424.32/x
  3. Step 3: Cross multiply
    1,731,839.85x = 2,389,836.06 × 957,424.32
  4. Step 4: Simplify right side
    1,731,839.85x = 2,288,087,164,656.98
  5. Step 5: Solve for x
    x = 2,288,087,164,656.98/1,731,839.85
  6. Step 6: Final answer
    x = 1,321,188.66

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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.