Home / 1,871,356.11-2,582,468.37-1,055,557.26

Finding the Fourth Proportional to 1,871,356.11, 2,582,468.37 and 1,055,557.26

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Solution

The fourth proportional to 1,871,356.11, 2,582,468.37 and 1,055,557.26 is: 1,456,667.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,871,356.11 : 2,582,468.37 = 1,055,557.26 : x
  2. Step 2: Convert to fraction form
    1,871,356.11/2,582,468.37 = 1,055,557.26/x
  3. Step 3: Cross multiply
    1,871,356.11x = 2,582,468.37 × 1,055,557.26
  4. Step 4: Simplify right side
    1,871,356.11x = 2,725,943,236,673.87
  5. Step 5: Solve for x
    x = 2,725,943,236,673.87/1,871,356.11
  6. Step 6: Final answer
    x = 1,456,667.29

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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.