Home / 1,149,395.84-1,724,487.62-439,626.86

Finding the Fourth Proportional to 1,149,395.84, 1,724,487.62 and 439,626.86

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Solution

The fourth proportional to 1,149,395.84, 1,724,487.62 and 439,626.86 is: 659,590.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,395.84 : 1,724,487.62 = 439,626.86 : x
  2. Step 2: Convert to fraction form
    1,149,395.84/1,724,487.62 = 439,626.86/x
  3. Step 3: Cross multiply
    1,149,395.84x = 1,724,487.62 × 439,626.86
  4. Step 4: Simplify right side
    1,149,395.84x = 758,131,066,668.90
  5. Step 5: Solve for x
    x = 758,131,066,668.90/1,149,395.84
  6. Step 6: Final answer
    x = 659,590.93

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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.