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Finding the Fourth Proportional to 1,800,574.00, 2,697,862.34 and 1,266,974.01

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Solution

The fourth proportional to 1,800,574.00, 2,697,862.34 and 1,266,974.01 is: 1,898,351.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,800,574.00 : 2,697,862.34 = 1,266,974.01 : x
  2. Step 2: Convert to fraction form
    1,800,574.00/2,697,862.34 = 1,266,974.01/x
  3. Step 3: Cross multiply
    1,800,574.00x = 2,697,862.34 × 1,266,974.01
  4. Step 4: Simplify right side
    1,800,574.00x = 3,418,121,470,505.22
  5. Step 5: Solve for x
    x = 3,418,121,470,505.22/1,800,574.00
  6. Step 6: Final answer
    x = 1,898,351.01

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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.