Home / 3,420,523.18-4,720,322.36-1,871,785.19

Finding the Fourth Proportional to 3,420,523.18, 4,720,322.36 and 1,871,785.19

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Solution

The fourth proportional to 3,420,523.18, 4,720,322.36 and 1,871,785.19 is: 2,583,063.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,420,523.18 : 4,720,322.36 = 1,871,785.19 : x
  2. Step 2: Convert to fraction form
    3,420,523.18/4,720,322.36 = 1,871,785.19/x
  3. Step 3: Cross multiply
    3,420,523.18x = 4,720,322.36 × 1,871,785.19
  4. Step 4: Simplify right side
    3,420,523.18x = 8,835,429,468,383.11
  5. Step 5: Solve for x
    x = 8,835,429,468,383.11/3,420,523.18
  6. Step 6: Final answer
    x = 2,583,063.76

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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.