Home / 2,819,868.84-3,891,315.06-1,530,680.94

Finding the Fourth Proportional to 2,819,868.84, 3,891,315.06 and 1,530,680.94

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Solution

The fourth proportional to 2,819,868.84, 3,891,315.06 and 1,530,680.94 is: 2,112,283.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,819,868.84 : 3,891,315.06 = 1,530,680.94 : x
  2. Step 2: Convert to fraction form
    2,819,868.84/3,891,315.06 = 1,530,680.94/x
  3. Step 3: Cross multiply
    2,819,868.84x = 3,891,315.06 × 1,530,680.94
  4. Step 4: Simplify right side
    2,819,868.84x = 5,956,361,793,876.96
  5. Step 5: Solve for x
    x = 5,956,361,793,876.96/2,819,868.84
  6. Step 6: Final answer
    x = 2,112,283.28

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.