Home / 1,672,620.80-2,308,414.60-993,560

Finding the Fourth Proportional to 1,672,620.80, 2,308,414.60 and 993,560

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Solution

The fourth proportional to 1,672,620.80, 2,308,414.60 and 993,560 is: 1,371,230.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,672,620.80 : 2,308,414.60 = 993,560 : x
  2. Step 2: Convert to fraction form
    1,672,620.80/2,308,414.60 = 993,560/x
  3. Step 3: Cross multiply
    1,672,620.80x = 2,308,414.60 × 993,560
  4. Step 4: Simplify right side
    1,672,620.80x = 2,293,548,409,976
  5. Step 5: Solve for x
    x = 2,293,548,409,976/1,672,620.80
  6. Step 6: Final answer
    x = 1,371,230.35

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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.