Home / 1,643,534.44-2,268,302.84-945,800.95

Finding the Fourth Proportional to 1,643,534.44, 2,268,302.84 and 945,800.95

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Solution

The fourth proportional to 1,643,534.44, 2,268,302.84 and 945,800.95 is: 1,305,334.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,643,534.44 : 2,268,302.84 = 945,800.95 : x
  2. Step 2: Convert to fraction form
    1,643,534.44/2,268,302.84 = 945,800.95/x
  3. Step 3: Cross multiply
    1,643,534.44x = 2,268,302.84 × 945,800.95
  4. Step 4: Simplify right side
    1,643,534.44x = 2,145,362,980,959.70
  5. Step 5: Solve for x
    x = 2,145,362,980,959.70/1,643,534.44
  6. Step 6: Final answer
    x = 1,305,334.97

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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.