Home / 1,709,812.88-2,359,611.24-945,853.28

Finding the Fourth Proportional to 1,709,812.88, 2,359,611.24 and 945,853.28

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Solution

The fourth proportional to 1,709,812.88, 2,359,611.24 and 945,853.28 is: 1,305,315.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,709,812.88 : 2,359,611.24 = 945,853.28 : x
  2. Step 2: Convert to fraction form
    1,709,812.88/2,359,611.24 = 945,853.28/x
  3. Step 3: Cross multiply
    1,709,812.88x = 2,359,611.24 × 945,853.28
  4. Step 4: Simplify right side
    1,709,812.88x = 2,231,846,030,878.87
  5. Step 5: Solve for x
    x = 2,231,846,030,878.87/1,709,812.88
  6. Step 6: Final answer
    x = 1,305,315.95

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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.