Home / 1,616,073.75-2,230,124.31-881,012.84

Finding the Fourth Proportional to 1,616,073.75, 2,230,124.31 and 881,012.84

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Solution

The fourth proportional to 1,616,073.75, 2,230,124.31 and 881,012.84 is: 1,215,766.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,616,073.75 : 2,230,124.31 = 881,012.84 : x
  2. Step 2: Convert to fraction form
    1,616,073.75/2,230,124.31 = 881,012.84/x
  3. Step 3: Cross multiply
    1,616,073.75x = 2,230,124.31 × 881,012.84
  4. Step 4: Simplify right side
    1,616,073.75x = 1,964,768,140,755.52
  5. Step 5: Solve for x
    x = 1,964,768,140,755.52/1,616,073.75
  6. Step 6: Final answer
    x = 1,215,766.38

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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.