Home / 1,628,669.76-2,247,566.91-903,517.48

Finding the Fourth Proportional to 1,628,669.76, 2,247,566.91 and 903,517.48

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Solution

The fourth proportional to 1,628,669.76, 2,247,566.91 and 903,517.48 is: 1,246,855.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,628,669.76 : 2,247,566.91 = 903,517.48 : x
  2. Step 2: Convert to fraction form
    1,628,669.76/2,247,566.91 = 903,517.48/x
  3. Step 3: Cross multiply
    1,628,669.76x = 2,247,566.91 × 903,517.48
  4. Step 4: Simplify right side
    1,628,669.76x = 2,030,716,003,230.32
  5. Step 5: Solve for x
    x = 2,030,716,003,230.32/1,628,669.76
  6. Step 6: Final answer
    x = 1,246,855.60

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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.