Home / 1,620,101.09-2,235,696.17-894,933.20

Finding the Fourth Proportional to 1,620,101.09, 2,235,696.17 and 894,933.20

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Solution

The fourth proportional to 1,620,101.09, 2,235,696.17 and 894,933.20 is: 1,234,983.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,620,101.09 : 2,235,696.17 = 894,933.20 : x
  2. Step 2: Convert to fraction form
    1,620,101.09/2,235,696.17 = 894,933.20/x
  3. Step 3: Cross multiply
    1,620,101.09x = 2,235,696.17 × 894,933.20
  4. Step 4: Simplify right side
    1,620,101.09x = 2,000,798,711,992.70
  5. Step 5: Solve for x
    x = 2,000,798,711,992.70/1,620,101.09
  6. Step 6: Final answer
    x = 1,234,983.87

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.