Home / 1,307,771.28-1,961,693.73-361,142.01

Finding the Fourth Proportional to 1,307,771.28, 1,961,693.73 and 361,142.01

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Solution

The fourth proportional to 1,307,771.28, 1,961,693.73 and 361,142.01 is: 541,723.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,307,771.28 : 1,961,693.73 = 361,142.01 : x
  2. Step 2: Convert to fraction form
    1,307,771.28/1,961,693.73 = 361,142.01/x
  3. Step 3: Cross multiply
    1,307,771.28x = 1,961,693.73 × 361,142.01
  4. Step 4: Simplify right side
    1,307,771.28x = 708,450,016,656.60
  5. Step 5: Solve for x
    x = 708,450,016,656.60/1,307,771.28
  6. Step 6: Final answer
    x = 541,723.18

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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.