Home / 1,980,245.88-2,969,893.44-914,263.92

Finding the Fourth Proportional to 1,980,245.88, 2,969,893.44 and 914,263.92

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Solution

The fourth proportional to 1,980,245.88, 2,969,893.44 and 914,263.92 is: 1,371,176.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,980,245.88 : 2,969,893.44 = 914,263.92 : x
  2. Step 2: Convert to fraction form
    1,980,245.88/2,969,893.44 = 914,263.92/x
  3. Step 3: Cross multiply
    1,980,245.88x = 2,969,893.44 × 914,263.92
  4. Step 4: Simplify right side
    1,980,245.88x = 2,715,266,418,436.69
  5. Step 5: Solve for x
    x = 2,715,266,418,436.69/1,980,245.88
  6. Step 6: Final answer
    x = 1,371,176.40

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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.