Home / 5,033,406.72-6,944,039.04-2,857,478.40

Finding the Fourth Proportional to 5,033,406.72, 6,944,039.04 and 2,857,478.40

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Solution

The fourth proportional to 5,033,406.72, 6,944,039.04 and 2,857,478.40 is: 3,942,149.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,033,406.72 : 6,944,039.04 = 2,857,478.40 : x
  2. Step 2: Convert to fraction form
    5,033,406.72/6,944,039.04 = 2,857,478.40/x
  3. Step 3: Cross multiply
    5,033,406.72x = 6,944,039.04 × 2,857,478.40
  4. Step 4: Simplify right side
    5,033,406.72x = 19,842,441,565,556.73
  5. Step 5: Solve for x
    x = 19,842,441,565,556.73/5,033,406.72
  6. Step 6: Final answer
    x = 3,942,149.46

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1.5x scale

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.