Home / 1,731,847.05-2,389,878.32-957,428.60

Finding the Fourth Proportional to 1,731,847.05, 2,389,878.32 and 957,428.60

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Solution

The fourth proportional to 1,731,847.05, 2,389,878.32 and 957,428.60 is: 1,321,212.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,731,847.05 : 2,389,878.32 = 957,428.60 : x
  2. Step 2: Convert to fraction form
    1,731,847.05/2,389,878.32 = 957,428.60/x
  3. Step 3: Cross multiply
    1,731,847.05x = 2,389,878.32 × 957,428.60
  4. Step 4: Simplify right side
    1,731,847.05x = 2,288,137,854,087.95
  5. Step 5: Solve for x
    x = 2,288,137,854,087.95/1,731,847.05
  6. Step 6: Final answer
    x = 1,321,212.43

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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.