Home / 2,628,021.40-3,942,032.10-944,906.20

Finding the Fourth Proportional to 2,628,021.40, 3,942,032.10 and 944,906.20

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Solution

The fourth proportional to 2,628,021.40, 3,942,032.10 and 944,906.20 is: 1,417,359.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,628,021.40 : 3,942,032.10 = 944,906.20 : x
  2. Step 2: Convert to fraction form
    2,628,021.40/3,942,032.10 = 944,906.20/x
  3. Step 3: Cross multiply
    2,628,021.40x = 3,942,032.10 × 944,906.20
  4. Step 4: Simplify right side
    2,628,021.40x = 3,724,850,571,889.02
  5. Step 5: Solve for x
    x = 3,724,850,571,889.02/2,628,021.40
  6. Step 6: Final answer
    x = 1,417,359.30

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Similar ratio
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1.5x scale

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.