Home / 1,628,304.51-2,247,329.30-903,385.77

Finding the Fourth Proportional to 1,628,304.51, 2,247,329.30 and 903,385.77

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Solution

The fourth proportional to 1,628,304.51, 2,247,329.30 and 903,385.77 is: 1,246,821.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,628,304.51 : 2,247,329.30 = 903,385.77 : x
  2. Step 2: Convert to fraction form
    1,628,304.51/2,247,329.30 = 903,385.77/x
  3. Step 3: Cross multiply
    1,628,304.51x = 2,247,329.30 × 903,385.77
  4. Step 4: Simplify right side
    1,628,304.51x = 2,030,205,310,124.06
  5. Step 5: Solve for x
    x = 2,030,205,310,124.06/1,628,304.51
  6. Step 6: Final answer
    x = 1,246,821.65

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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.