Home / 1,610,873.64-2,222,959.62-885,720.36

Finding the Fourth Proportional to 1,610,873.64, 2,222,959.62 and 885,720.36

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Solution

The fourth proportional to 1,610,873.64, 2,222,959.62 and 885,720.36 is: 1,222,268.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,610,873.64 : 2,222,959.62 = 885,720.36 : x
  2. Step 2: Convert to fraction form
    1,610,873.64/2,222,959.62 = 885,720.36/x
  3. Step 3: Cross multiply
    1,610,873.64x = 2,222,959.62 × 885,720.36
  4. Step 4: Simplify right side
    1,610,873.64x = 1,968,920,594,891.86
  5. Step 5: Solve for x
    x = 1,968,920,594,891.86/1,610,873.64
  6. Step 6: Final answer
    x = 1,222,268.80

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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.