Home / 3,716,440.40-5,576,503.80-2,120,229.20

Finding the Fourth Proportional to 3,716,440.40, 5,576,503.80 and 2,120,229.20

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Solution

The fourth proportional to 3,716,440.40, 5,576,503.80 and 2,120,229.20 is: 3,181,395.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,716,440.40 : 5,576,503.80 = 2,120,229.20 : x
  2. Step 2: Convert to fraction form
    3,716,440.40/5,576,503.80 = 2,120,229.20/x
  3. Step 3: Cross multiply
    3,716,440.40x = 5,576,503.80 × 2,120,229.20
  4. Step 4: Simplify right side
    3,716,440.40x = 11,823,466,190,670.96
  5. Step 5: Solve for x
    x = 11,823,466,190,670.96/3,716,440.40
  6. Step 6: Final answer
    x = 3,181,395.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.