Home / 2,066,416.12-2,851,634.46-1,148,621.32

Finding the Fourth Proportional to 2,066,416.12, 2,851,634.46 and 1,148,621.32

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Solution

The fourth proportional to 2,066,416.12, 2,851,634.46 and 1,148,621.32 is: 1,585,086.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,066,416.12 : 2,851,634.46 = 1,148,621.32 : x
  2. Step 2: Convert to fraction form
    2,066,416.12/2,851,634.46 = 1,148,621.32/x
  3. Step 3: Cross multiply
    2,066,416.12x = 2,851,634.46 × 1,148,621.32
  4. Step 4: Simplify right side
    2,066,416.12x = 3,275,448,137,602.69
  5. Step 5: Solve for x
    x = 3,275,448,137,602.69/2,066,416.12
  6. Step 6: Final answer
    x = 1,585,086.42

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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.