Home / 2,819,537.28-3,890,857.14-1,530,350.28

Finding the Fourth Proportional to 2,819,537.28, 3,890,857.14 and 1,530,350.28

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Solution

The fourth proportional to 2,819,537.28, 3,890,857.14 and 1,530,350.28 is: 2,111,826.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,819,537.28 : 3,890,857.14 = 1,530,350.28 : x
  2. Step 2: Convert to fraction form
    2,819,537.28/3,890,857.14 = 1,530,350.28/x
  3. Step 3: Cross multiply
    2,819,537.28x = 3,890,857.14 × 1,530,350.28
  4. Step 4: Simplify right side
    2,819,537.28x = 5,954,374,313,639.00
  5. Step 5: Solve for x
    x = 5,954,374,313,639.00/2,819,537.28
  6. Step 6: Final answer
    x = 2,111,826.77

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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.