Home / 1,754,896.20-2,628,407.70-1,439,968.20

Finding the Fourth Proportional to 1,754,896.20, 2,628,407.70 and 1,439,968.20

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Solution

The fourth proportional to 1,754,896.20, 2,628,407.70 and 1,439,968.20 is: 2,156,722.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,754,896.20 : 2,628,407.70 = 1,439,968.20 : x
  2. Step 2: Convert to fraction form
    1,754,896.20/2,628,407.70 = 1,439,968.20/x
  3. Step 3: Cross multiply
    1,754,896.20x = 2,628,407.70 × 1,439,968.20
  4. Step 4: Simplify right side
    1,754,896.20x = 3,784,823,504,635.14
  5. Step 5: Solve for x
    x = 3,784,823,504,635.14/1,754,896.20
  6. Step 6: Final answer
    x = 2,156,722.15

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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.