Home / 1,093,288.60-1,639,932.90-620,896.60

Finding the Fourth Proportional to 1,093,288.60, 1,639,932.90 and 620,896.60

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Solution

The fourth proportional to 1,093,288.60, 1,639,932.90 and 620,896.60 is: 931,344.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,093,288.60 : 1,639,932.90 = 620,896.60 : x
  2. Step 2: Convert to fraction form
    1,093,288.60/1,639,932.90 = 620,896.60/x
  3. Step 3: Cross multiply
    1,093,288.60x = 1,639,932.90 × 620,896.60
  4. Step 4: Simplify right side
    1,093,288.60x = 1,018,228,761,838.14
  5. Step 5: Solve for x
    x = 1,018,228,761,838.14/1,093,288.60
  6. Step 6: Final answer
    x = 931,344.90

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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.