Home / 2,894,777.66-3,992,178.12-1,807,149.35

Finding the Fourth Proportional to 2,894,777.66, 3,992,178.12 and 1,807,149.35

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Solution

The fourth proportional to 2,894,777.66, 3,992,178.12 and 1,807,149.35 is: 2,492,233.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,894,777.66 : 3,992,178.12 = 1,807,149.35 : x
  2. Step 2: Convert to fraction form
    2,894,777.66/3,992,178.12 = 1,807,149.35/x
  3. Step 3: Cross multiply
    2,894,777.66x = 3,992,178.12 × 1,807,149.35
  4. Step 4: Simplify right side
    2,894,777.66x = 7,214,462,074,681.33
  5. Step 5: Solve for x
    x = 7,214,462,074,681.33/2,894,777.66
  6. Step 6: Final answer
    x = 2,492,233.58

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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.