Home / 2,043,968.12-2,820,739.92-1,172,962.16

Finding the Fourth Proportional to 2,043,968.12, 2,820,739.92 and 1,172,962.16

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Solution

The fourth proportional to 2,043,968.12, 2,820,739.92 and 1,172,962.16 is: 1,618,724.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,043,968.12 : 2,820,739.92 = 1,172,962.16 : x
  2. Step 2: Convert to fraction form
    2,043,968.12/2,820,739.92 = 1,172,962.16/x
  3. Step 3: Cross multiply
    2,043,968.12x = 2,820,739.92 × 1,172,962.16
  4. Step 4: Simplify right side
    2,043,968.12x = 3,308,621,207,200.54
  5. Step 5: Solve for x
    x = 3,308,621,207,200.54/2,043,968.12
  6. Step 6: Final answer
    x = 1,618,724.46

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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.