Home / 1,145,333.99-1,580,580.61-629,109.65

Finding the Fourth Proportional to 1,145,333.99, 1,580,580.61 and 629,109.65

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Solution

The fourth proportional to 1,145,333.99, 1,580,580.61 and 629,109.65 is: 868,182.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,333.99 : 1,580,580.61 = 629,109.65 : x
  2. Step 2: Convert to fraction form
    1,145,333.99/1,580,580.61 = 629,109.65/x
  3. Step 3: Cross multiply
    1,145,333.99x = 1,580,580.61 × 629,109.65
  4. Step 4: Simplify right side
    1,145,333.99x = 994,358,516,732.56
  5. Step 5: Solve for x
    x = 994,358,516,732.56/1,145,333.99
  6. Step 6: Final answer
    x = 868,182.14

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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.