Home / 2,946,989.39-4,066,757.30-1,786,122.51

Finding the Fourth Proportional to 2,946,989.39, 4,066,757.30 and 1,786,122.51

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Solution

The fourth proportional to 2,946,989.39, 4,066,757.30 and 1,786,122.51 is: 2,464,795.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,946,989.39 : 4,066,757.30 = 1,786,122.51 : x
  2. Step 2: Convert to fraction form
    2,946,989.39/4,066,757.30 = 1,786,122.51/x
  3. Step 3: Cross multiply
    2,946,989.39x = 4,066,757.30 × 1,786,122.51
  4. Step 4: Simplify right side
    2,946,989.39x = 7,263,726,747,306.21
  5. Step 5: Solve for x
    x = 7,263,726,747,306.21/2,946,989.39
  6. Step 6: Final answer
    x = 2,464,795.69

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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.