Home / 2,871,993.12-3,963,272.40-1,582,833.03

Finding the Fourth Proportional to 2,871,993.12, 3,963,272.40 and 1,582,833.03

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Solution

The fourth proportional to 2,871,993.12, 3,963,272.40 and 1,582,833.03 is: 2,184,266.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,871,993.12 : 3,963,272.40 = 1,582,833.03 : x
  2. Step 2: Convert to fraction form
    2,871,993.12/3,963,272.40 = 1,582,833.03/x
  3. Step 3: Cross multiply
    2,871,993.12x = 3,963,272.40 × 1,582,833.03
  4. Step 4: Simplify right side
    2,871,993.12x = 6,273,198,461,607.37
  5. Step 5: Solve for x
    x = 6,273,198,461,607.37/2,871,993.12
  6. Step 6: Final answer
    x = 2,184,266.54

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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.