Home / 1,954,451.73-2,931,600.22-816,920.13

Finding the Fourth Proportional to 1,954,451.73, 2,931,600.22 and 816,920.13

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Solution

The fourth proportional to 1,954,451.73, 2,931,600.22 and 816,920.13 is: 1,225,347.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,954,451.73 : 2,931,600.22 = 816,920.13 : x
  2. Step 2: Convert to fraction form
    1,954,451.73/2,931,600.22 = 816,920.13/x
  3. Step 3: Cross multiply
    1,954,451.73x = 2,931,600.22 × 816,920.13
  4. Step 4: Simplify right side
    1,954,451.73x = 2,394,883,232,830.43
  5. Step 5: Solve for x
    x = 2,394,883,232,830.43/1,954,451.73
  6. Step 6: Final answer
    x = 1,225,347.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.