Home / 3,477,319.30-4,798,629.13-1,928,331.03

Finding the Fourth Proportional to 3,477,319.30, 4,798,629.13 and 1,928,331.03

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Solution

The fourth proportional to 3,477,319.30, 4,798,629.13 and 1,928,331.03 is: 2,661,057.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,477,319.30 : 4,798,629.13 = 1,928,331.03 : x
  2. Step 2: Convert to fraction form
    3,477,319.30/4,798,629.13 = 1,928,331.03/x
  3. Step 3: Cross multiply
    3,477,319.30x = 4,798,629.13 × 1,928,331.03
  4. Step 4: Simplify right side
    3,477,319.30x = 9,253,345,452,840.90
  5. Step 5: Solve for x
    x = 9,253,345,452,840.90/3,477,319.30
  6. Step 6: Final answer
    x = 2,661,057.17

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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.