Home / 1,628,440.68-2,247,284.16-903,264.78

Finding the Fourth Proportional to 1,628,440.68, 2,247,284.16 and 903,264.78

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Solution

The fourth proportional to 1,628,440.68, 2,247,284.16 and 903,264.78 is: 1,246,525.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,628,440.68 : 2,247,284.16 = 903,264.78 : x
  2. Step 2: Convert to fraction form
    1,628,440.68/2,247,284.16 = 903,264.78/x
  3. Step 3: Cross multiply
    1,628,440.68x = 2,247,284.16 × 903,264.78
  4. Step 4: Simplify right side
    1,628,440.68x = 2,029,892,632,379.89
  5. Step 5: Solve for x
    x = 2,029,892,632,379.89/1,628,440.68
  6. Step 6: Final answer
    x = 1,246,525.38

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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.