Home / 3,313,303.43-4,969,401.56-917,390.25

Finding the Fourth Proportional to 3,313,303.43, 4,969,401.56 and 917,390.25

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Solution

The fourth proportional to 3,313,303.43, 4,969,401.56 and 917,390.25 is: 1,375,932.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,313,303.43 : 4,969,401.56 = 917,390.25 : x
  2. Step 2: Convert to fraction form
    3,313,303.43/4,969,401.56 = 917,390.25/x
  3. Step 3: Cross multiply
    3,313,303.43x = 4,969,401.56 × 917,390.25
  4. Step 4: Simplify right side
    3,313,303.43x = 4,558,880,542,095.01
  5. Step 5: Solve for x
    x = 4,558,880,542,095.01/3,313,303.43
  6. Step 6: Final answer
    x = 1,375,932.10

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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.