Home / 2,628,002.40-3,942,003.60-944,887.20

Finding the Fourth Proportional to 2,628,002.40, 3,942,003.60 and 944,887.20

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Solution

The fourth proportional to 2,628,002.40, 3,942,003.60 and 944,887.20 is: 1,417,330.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,628,002.40 : 3,942,003.60 = 944,887.20 : x
  2. Step 2: Convert to fraction form
    2,628,002.40/3,942,003.60 = 944,887.20/x
  3. Step 3: Cross multiply
    2,628,002.40x = 3,942,003.60 × 944,887.20
  4. Step 4: Simplify right side
    2,628,002.40x = 3,724,748,743,993.92
  5. Step 5: Solve for x
    x = 3,724,748,743,993.92/2,628,002.40
  6. Step 6: Final answer
    x = 1,417,330.80

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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.