Home / 2,066,786.90-2,852,004.40-1,148,960.20

Finding the Fourth Proportional to 2,066,786.90, 2,852,004.40 and 1,148,960.20

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Solution

The fourth proportional to 2,066,786.90, 2,852,004.40 and 1,148,960.20 is: 1,585,475.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,066,786.90 : 2,852,004.40 = 1,148,960.20 : x
  2. Step 2: Convert to fraction form
    2,066,786.90/2,852,004.40 = 1,148,960.20/x
  3. Step 3: Cross multiply
    2,066,786.90x = 2,852,004.40 × 1,148,960.20
  4. Step 4: Simplify right side
    2,066,786.90x = 3,276,839,545,824.88
  5. Step 5: Solve for x
    x = 3,276,839,545,824.88/2,066,786.90
  6. Step 6: Final answer
    x = 1,585,475.28

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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.