Home / 3,070,542.94-4,235,979.65-1,780,636.37

Finding the Fourth Proportional to 3,070,542.94, 4,235,979.65 and 1,780,636.37

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Solution

The fourth proportional to 3,070,542.94, 4,235,979.65 and 1,780,636.37 is: 2,456,483.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,070,542.94 : 4,235,979.65 = 1,780,636.37 : x
  2. Step 2: Convert to fraction form
    3,070,542.94/4,235,979.65 = 1,780,636.37/x
  3. Step 3: Cross multiply
    3,070,542.94x = 4,235,979.65 × 1,780,636.37
  4. Step 4: Simplify right side
    3,070,542.94x = 7,542,739,397,286.79
  5. Step 5: Solve for x
    x = 7,542,739,397,286.79/3,070,542.94
  6. Step 6: Final answer
    x = 2,456,483.93

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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.