Home / 1,116,036.68-1,673,022.24-405,874.04

Finding the Fourth Proportional to 1,116,036.68, 1,673,022.24 and 405,874.04

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Solution

The fourth proportional to 1,116,036.68, 1,673,022.24 and 405,874.04 is: 608,435.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,036.68 : 1,673,022.24 = 405,874.04 : x
  2. Step 2: Convert to fraction form
    1,116,036.68/1,673,022.24 = 405,874.04/x
  3. Step 3: Cross multiply
    1,116,036.68x = 1,673,022.24 × 405,874.04
  4. Step 4: Simplify right side
    1,116,036.68x = 679,036,295,558.65
  5. Step 5: Solve for x
    x = 679,036,295,558.65/1,116,036.68
  6. Step 6: Final answer
    x = 608,435.46

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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.