Home / 1,268,083.36-1,750,517.76-809,798.32

Finding the Fourth Proportional to 1,268,083.36, 1,750,517.76 and 809,798.32

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Solution

The fourth proportional to 1,268,083.36, 1,750,517.76 and 809,798.32 is: 1,117,881.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,268,083.36 : 1,750,517.76 = 809,798.32 : x
  2. Step 2: Convert to fraction form
    1,268,083.36/1,750,517.76 = 809,798.32/x
  3. Step 3: Cross multiply
    1,268,083.36x = 1,750,517.76 × 809,798.32
  4. Step 4: Simplify right side
    1,268,083.36x = 1,417,566,341,178.16
  5. Step 5: Solve for x
    x = 1,417,566,341,178.16/1,268,083.36
  6. Step 6: Final answer
    x = 1,117,881.04

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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.