Home / 1,224,378.61-1,836,609.37-325,821.22

Finding the Fourth Proportional to 1,224,378.61, 1,836,609.37 and 325,821.22

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Solution

The fourth proportional to 1,224,378.61, 1,836,609.37 and 325,821.22 is: 488,742.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,224,378.61 : 1,836,609.37 = 325,821.22 : x
  2. Step 2: Convert to fraction form
    1,224,378.61/1,836,609.37 = 325,821.22/x
  3. Step 3: Cross multiply
    1,224,378.61x = 1,836,609.37 × 325,821.22
  4. Step 4: Simplify right side
    1,224,378.61x = 598,406,300,190.76
  5. Step 5: Solve for x
    x = 598,406,300,190.76/1,224,378.61
  6. Step 6: Final answer
    x = 488,742.86

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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.