Home / 4,851,119.80-7,277,025.30-1,485,321.40

Finding the Fourth Proportional to 4,851,119.80, 7,277,025.30 and 1,485,321.40

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Solution

The fourth proportional to 4,851,119.80, 7,277,025.30 and 1,485,321.40 is: 2,228,087.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,851,119.80 : 7,277,025.30 = 1,485,321.40 : x
  2. Step 2: Convert to fraction form
    4,851,119.80/7,277,025.30 = 1,485,321.40/x
  3. Step 3: Cross multiply
    4,851,119.80x = 7,277,025.30 × 1,485,321.40
  4. Step 4: Simplify right side
    4,851,119.80x = 10,808,721,406,431.42
  5. Step 5: Solve for x
    x = 10,808,721,406,431.42/4,851,119.80
  6. Step 6: Final answer
    x = 2,228,087.92

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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.