Home / 3,477,318.30-4,798,627.76-1,928,330.03

Finding the Fourth Proportional to 3,477,318.30, 4,798,627.76 and 1,928,330.03

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Solution

The fourth proportional to 3,477,318.30, 4,798,627.76 and 1,928,330.03 is: 2,661,055.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,477,318.30 : 4,798,627.76 = 1,928,330.03 : x
  2. Step 2: Convert to fraction form
    3,477,318.30/4,798,627.76 = 1,928,330.03/x
  3. Step 3: Cross multiply
    3,477,318.30x = 4,798,627.76 × 1,928,330.03
  4. Step 4: Simplify right side
    3,477,318.30x = 9,253,337,978,764.84
  5. Step 5: Solve for x
    x = 9,253,337,978,764.84/3,477,318.30
  6. Step 6: Final answer
    x = 2,661,055.79

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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.