Home / 2,308,908.42-3,187,184.49-2,066,763.78

Finding the Fourth Proportional to 2,308,908.42, 3,187,184.49 and 2,066,763.78

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Solution

The fourth proportional to 2,308,908.42, 3,187,184.49 and 2,066,763.78 is: 2,852,931.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,308,908.42 : 3,187,184.49 = 2,066,763.78 : x
  2. Step 2: Convert to fraction form
    2,308,908.42/3,187,184.49 = 2,066,763.78/x
  3. Step 3: Cross multiply
    2,308,908.42x = 3,187,184.49 × 2,066,763.78
  4. Step 4: Simplify right side
    2,308,908.42x = 6,587,157,464,109.77
  5. Step 5: Solve for x
    x = 6,587,157,464,109.77/2,308,908.42
  6. Step 6: Final answer
    x = 2,852,931.46

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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.