Home / 1,820,082.31-2,511,693.83-1,004,320.37

Finding the Fourth Proportional to 1,820,082.31, 2,511,693.83 and 1,004,320.37

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Solution

The fourth proportional to 1,820,082.31, 2,511,693.83 and 1,004,320.37 is: 1,385,951.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,820,082.31 : 2,511,693.83 = 1,004,320.37 : x
  2. Step 2: Convert to fraction form
    1,820,082.31/2,511,693.83 = 1,004,320.37/x
  3. Step 3: Cross multiply
    1,820,082.31x = 2,511,693.83 × 1,004,320.37
  4. Step 4: Simplify right side
    1,820,082.31x = 2,522,545,285,462.35
  5. Step 5: Solve for x
    x = 2,522,545,285,462.35/1,820,082.31
  6. Step 6: Final answer
    x = 1,385,951.21

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Why These Related Problems?

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