Home / 3,313,334.07-4,969,447.46-917,420.89

Finding the Fourth Proportional to 3,313,334.07, 4,969,447.46 and 917,420.89

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Solution

The fourth proportional to 3,313,334.07, 4,969,447.46 and 917,420.89 is: 1,375,978.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,313,334.07 : 4,969,447.46 = 917,420.89 : x
  2. Step 2: Convert to fraction form
    3,313,334.07/4,969,447.46 = 917,420.89/x
  3. Step 3: Cross multiply
    3,313,334.07x = 4,969,447.46 × 917,420.89
  4. Step 4: Simplify right side
    3,313,334.07x = 4,559,074,911,561.44
  5. Step 5: Solve for x
    x = 4,559,074,911,561.44/3,313,334.07
  6. Step 6: Final answer
    x = 1,375,978.04

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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.