Home / 3,386,851.36-5,081,162.40-1,965,541.12

Finding the Fourth Proportional to 3,386,851.36, 5,081,162.40 and 1,965,541.12

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Solution

The fourth proportional to 3,386,851.36, 5,081,162.40 and 1,965,541.12 is: 2,948,825.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,386,851.36 : 5,081,162.40 = 1,965,541.12 : x
  2. Step 2: Convert to fraction form
    3,386,851.36/5,081,162.40 = 1,965,541.12/x
  3. Step 3: Cross multiply
    3,386,851.36x = 5,081,162.40 × 1,965,541.12
  4. Step 4: Simplify right side
    3,386,851.36x = 9,987,233,634,597.89
  5. Step 5: Solve for x
    x = 9,987,233,634,597.89/3,386,851.36
  6. Step 6: Final answer
    x = 2,948,825.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.