Home / 1,596,469.87-2,203,111.19-871,311.70

Finding the Fourth Proportional to 1,596,469.87, 2,203,111.19 and 871,311.70

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Solution

The fourth proportional to 1,596,469.87, 2,203,111.19 and 871,311.70 is: 1,202,400.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,596,469.87 : 2,203,111.19 = 871,311.70 : x
  2. Step 2: Convert to fraction form
    1,596,469.87/2,203,111.19 = 871,311.70/x
  3. Step 3: Cross multiply
    1,596,469.87x = 2,203,111.19 × 871,311.70
  4. Step 4: Simplify right side
    1,596,469.87x = 1,919,596,540,875.81
  5. Step 5: Solve for x
    x = 1,919,596,540,875.81/1,596,469.87
  6. Step 6: Final answer
    x = 1,202,400.74

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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.