Home / 1,898,945.42-2,847,679.94-684,198.14

Finding the Fourth Proportional to 1,898,945.42, 2,847,679.94 and 684,198.14

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Solution

The fourth proportional to 1,898,945.42, 2,847,679.94 and 684,198.14 is: 1,026,031.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,898,945.42 : 2,847,679.94 = 684,198.14 : x
  2. Step 2: Convert to fraction form
    1,898,945.42/2,847,679.94 = 684,198.14/x
  3. Step 3: Cross multiply
    1,898,945.42x = 2,847,679.94 × 684,198.14
  4. Step 4: Simplify right side
    1,898,945.42x = 1,948,377,318,263.31
  5. Step 5: Solve for x
    x = 1,948,377,318,263.31/1,898,945.42
  6. Step 6: Final answer
    x = 1,026,031.24

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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.