Home / 3,623,918.64-5,000,880.36-1,992,314.20

Finding the Fourth Proportional to 3,623,918.64, 5,000,880.36 and 1,992,314.20

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Solution

The fourth proportional to 3,623,918.64, 5,000,880.36 and 1,992,314.20 is: 2,749,323.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,623,918.64 : 5,000,880.36 = 1,992,314.20 : x
  2. Step 2: Convert to fraction form
    3,623,918.64/5,000,880.36 = 1,992,314.20/x
  3. Step 3: Cross multiply
    3,623,918.64x = 5,000,880.36 × 1,992,314.20
  4. Step 4: Simplify right side
    3,623,918.64x = 9,963,324,953,729.11
  5. Step 5: Solve for x
    x = 9,963,324,953,729.11/3,623,918.64
  6. Step 6: Final answer
    x = 2,749,323.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.