Home / 1,521,850.83-2,282,813.10-511,005.80

Finding the Fourth Proportional to 1,521,850.83, 2,282,813.10 and 511,005.80

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Solution

The fourth proportional to 1,521,850.83, 2,282,813.10 and 511,005.80 is: 766,521.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,521,850.83 : 2,282,813.10 = 511,005.80 : x
  2. Step 2: Convert to fraction form
    1,521,850.83/2,282,813.10 = 511,005.80/x
  3. Step 3: Cross multiply
    1,521,850.83x = 2,282,813.10 × 511,005.80
  4. Step 4: Simplify right side
    1,521,850.83x = 1,166,530,723,001.91
  5. Step 5: Solve for x
    x = 1,166,530,723,001.91/1,521,850.83
  6. Step 6: Final answer
    x = 766,521.07

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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.