Home / 2,857,157.69-3,942,616.88-1,695,403.44

Finding the Fourth Proportional to 2,857,157.69, 3,942,616.88 and 1,695,403.44

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Solution

The fourth proportional to 2,857,157.69, 3,942,616.88 and 1,695,403.44 is: 2,339,502.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,857,157.69 : 3,942,616.88 = 1,695,403.44 : x
  2. Step 2: Convert to fraction form
    2,857,157.69/3,942,616.88 = 1,695,403.44/x
  3. Step 3: Cross multiply
    2,857,157.69x = 3,942,616.88 × 1,695,403.44
  4. Step 4: Simplify right side
    2,857,157.69x = 6,684,326,225,192.58
  5. Step 5: Solve for x
    x = 6,684,326,225,192.58/2,857,157.69
  6. Step 6: Final answer
    x = 2,339,502.04

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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.