Home / 2,942,991.20-4,414,486.80-1,049,794.40

Finding the Fourth Proportional to 2,942,991.20, 4,414,486.80 and 1,049,794.40

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Solution

The fourth proportional to 2,942,991.20, 4,414,486.80 and 1,049,794.40 is: 1,574,691.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,942,991.20 : 4,414,486.80 = 1,049,794.40 : x
  2. Step 2: Convert to fraction form
    2,942,991.20/4,414,486.80 = 1,049,794.40/x
  3. Step 3: Cross multiply
    2,942,991.20x = 4,414,486.80 × 1,049,794.40
  4. Step 4: Simplify right side
    2,942,991.20x = 4,634,303,521,513.92
  5. Step 5: Solve for x
    x = 4,634,303,521,513.92/2,942,991.20
  6. Step 6: Final answer
    x = 1,574,691.60

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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.