Home / 2,969,681.87-4,098,163.61-1,611,554.87

Finding the Fourth Proportional to 2,969,681.87, 4,098,163.61 and 1,611,554.87

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Solution

The fourth proportional to 2,969,681.87, 4,098,163.61 and 1,611,554.87 is: 2,223,947.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,969,681.87 : 4,098,163.61 = 1,611,554.87 : x
  2. Step 2: Convert to fraction form
    2,969,681.87/4,098,163.61 = 1,611,554.87/x
  3. Step 3: Cross multiply
    2,969,681.87x = 4,098,163.61 × 1,611,554.87
  4. Step 4: Simplify right side
    2,969,681.87x = 6,604,415,523,752.28
  5. Step 5: Solve for x
    x = 6,604,415,523,752.28/2,969,681.87
  6. Step 6: Final answer
    x = 2,223,947.15

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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.