Home / 1,309,025.14-1,963,759.14-669,606.46

Finding the Fourth Proportional to 1,309,025.14, 1,963,759.14 and 669,606.46

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Solution

The fourth proportional to 1,309,025.14, 1,963,759.14 and 669,606.46 is: 1,004,522.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,309,025.14 : 1,963,759.14 = 669,606.46 : x
  2. Step 2: Convert to fraction form
    1,309,025.14/1,963,759.14 = 669,606.46/x
  3. Step 3: Cross multiply
    1,309,025.14x = 1,963,759.14 × 669,606.46
  4. Step 4: Simplify right side
    1,309,025.14x = 1,314,945,806,028.04
  5. Step 5: Solve for x
    x = 1,314,945,806,028.04/1,309,025.14
  6. Step 6: Final answer
    x = 1,004,522.96

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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.