Home / 1,628,283.52-2,247,300.30-903,364.78

Finding the Fourth Proportional to 1,628,283.52, 2,247,300.30 and 903,364.78

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Solution

The fourth proportional to 1,628,283.52, 2,247,300.30 and 903,364.78 is: 1,246,792.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,628,283.52 : 2,247,300.30 = 903,364.78 : x
  2. Step 2: Convert to fraction form
    1,628,283.52/2,247,300.30 = 903,364.78/x
  3. Step 3: Cross multiply
    1,628,283.52x = 2,247,300.30 × 903,364.78
  4. Step 4: Simplify right side
    1,628,283.52x = 2,030,131,941,103.43
  5. Step 5: Solve for x
    x = 2,030,131,941,103.43/1,628,283.52
  6. Step 6: Final answer
    x = 1,246,792.66

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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.