Home / 1,996,602.56-2,993,705.10-915,761.20

Finding the Fourth Proportional to 1,996,602.56, 2,993,705.10 and 915,761.20

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Solution

The fourth proportional to 1,996,602.56, 2,993,705.10 and 915,761.20 is: 1,373,091.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,996,602.56 : 2,993,705.10 = 915,761.20 : x
  2. Step 2: Convert to fraction form
    1,996,602.56/2,993,705.10 = 915,761.20/x
  3. Step 3: Cross multiply
    1,996,602.56x = 2,993,705.10 × 915,761.20
  4. Step 4: Simplify right side
    1,996,602.56x = 2,741,518,974,822.12
  5. Step 5: Solve for x
    x = 2,741,518,974,822.12/1,996,602.56
  6. Step 6: Final answer
    x = 1,373,091.99

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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.