Home / 1,149,786.66-1,724,154.42-429,600.14

Finding the Fourth Proportional to 1,149,786.66, 1,724,154.42 and 429,600.14

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Solution

The fourth proportional to 1,149,786.66, 1,724,154.42 and 429,600.14 is: 644,203.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,786.66 : 1,724,154.42 = 429,600.14 : x
  2. Step 2: Convert to fraction form
    1,149,786.66/1,724,154.42 = 429,600.14/x
  3. Step 3: Cross multiply
    1,149,786.66x = 1,724,154.42 × 429,600.14
  4. Step 4: Simplify right side
    1,149,786.66x = 740,696,980,213.62
  5. Step 5: Solve for x
    x = 740,696,980,213.62/1,149,786.66
  6. Step 6: Final answer
    x = 644,203.84

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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.