Home / 1,362,371.40-2,045,112.30-801,721.80

Finding the Fourth Proportional to 1,362,371.40, 2,045,112.30 and 801,721.80

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Solution

The fourth proportional to 1,362,371.40, 2,045,112.30 and 801,721.80 is: 1,203,497.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,362,371.40 : 2,045,112.30 = 801,721.80 : x
  2. Step 2: Convert to fraction form
    1,362,371.40/2,045,112.30 = 801,721.80/x
  3. Step 3: Cross multiply
    1,362,371.40x = 2,045,112.30 × 801,721.80
  4. Step 4: Simplify right side
    1,362,371.40x = 1,639,611,114,358.14
  5. Step 5: Solve for x
    x = 1,639,611,114,358.14/1,362,371.40
  6. Step 6: Final answer
    x = 1,203,497.90

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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.