Home / 3,313,269.48-4,969,911.24-917,121

Finding the Fourth Proportional to 3,313,269.48, 4,969,911.24 and 917,121

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Solution

The fourth proportional to 3,313,269.48, 4,969,911.24 and 917,121 is: 1,375,683.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,313,269.48 : 4,969,911.24 = 917,121 : x
  2. Step 2: Convert to fraction form
    3,313,269.48/4,969,911.24 = 917,121/x
  3. Step 3: Cross multiply
    3,313,269.48x = 4,969,911.24 × 917,121
  4. Step 4: Simplify right side
    3,313,269.48x = 4,558,009,966,340.04
  5. Step 5: Solve for x
    x = 4,558,009,966,340.04/3,313,269.48
  6. Step 6: Final answer
    x = 1,375,683.44

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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.