Home / 1,628,673.61-2,247,572.22-903,521.36

Finding the Fourth Proportional to 1,628,673.61, 2,247,572.22 and 903,521.36

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Solution

The fourth proportional to 1,628,673.61, 2,247,572.22 and 903,521.36 is: 1,246,860.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,628,673.61 : 2,247,572.22 = 903,521.36 : x
  2. Step 2: Convert to fraction form
    1,628,673.61/2,247,572.22 = 903,521.36/x
  3. Step 3: Cross multiply
    1,628,673.61x = 2,247,572.22 × 903,521.36
  4. Step 4: Simplify right side
    1,628,673.61x = 2,030,729,508,912.62
  5. Step 5: Solve for x
    x = 2,030,729,508,912.62/1,628,673.61
  6. Step 6: Final answer
    x = 1,246,860.94

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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.