Home / 2,871,560.66-3,962,779.89-1,582,447.28

Finding the Fourth Proportional to 2,871,560.66, 3,962,779.89 and 1,582,447.28

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Solution

The fourth proportional to 2,871,560.66, 3,962,779.89 and 1,582,447.28 is: 2,183,791.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,871,560.66 : 3,962,779.89 = 1,582,447.28 : x
  2. Step 2: Convert to fraction form
    2,871,560.66/3,962,779.89 = 1,582,447.28/x
  3. Step 3: Cross multiply
    2,871,560.66x = 3,962,779.89 × 1,582,447.28
  4. Step 4: Simplify right side
    2,871,560.66x = 6,270,890,258,169.20
  5. Step 5: Solve for x
    x = 6,270,890,258,169.20/2,871,560.66
  6. Step 6: Final answer
    x = 2,183,791.67

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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.