Home / 1,996,600.56-2,993,702.10-915,759.20

Finding the Fourth Proportional to 1,996,600.56, 2,993,702.10 and 915,759.20

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Solution

The fourth proportional to 1,996,600.56, 2,993,702.10 and 915,759.20 is: 1,373,088.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,996,600.56 : 2,993,702.10 = 915,759.20 : x
  2. Step 2: Convert to fraction form
    1,996,600.56/2,993,702.10 = 915,759.20/x
  3. Step 3: Cross multiply
    1,996,600.56x = 2,993,702.10 × 915,759.20
  4. Step 4: Simplify right side
    1,996,600.56x = 2,741,510,240,134.32
  5. Step 5: Solve for x
    x = 2,741,510,240,134.32/1,996,600.56
  6. Step 6: Final answer
    x = 1,373,088.99

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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.