Home / 5,040,472.40-7,562,173.08-1,628,687.60

Finding the Fourth Proportional to 5,040,472.40, 7,562,173.08 and 1,628,687.60

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Solution

The fourth proportional to 5,040,472.40, 7,562,173.08 and 1,628,687.60 is: 2,443,504.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,040,472.40 : 7,562,173.08 = 1,628,687.60 : x
  2. Step 2: Convert to fraction form
    5,040,472.40/7,562,173.08 = 1,628,687.60/x
  3. Step 3: Cross multiply
    5,040,472.40x = 7,562,173.08 × 1,628,687.60
  4. Step 4: Simplify right side
    5,040,472.40x = 12,316,417,524,449.81
  5. Step 5: Solve for x
    x = 12,316,417,524,449.81/5,040,472.40
  6. Step 6: Final answer
    x = 2,443,504.61

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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.