Home / 2,048,612.80-3,072,919.20-985,730.80

Finding the Fourth Proportional to 2,048,612.80, 3,072,919.20 and 985,730.80

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Solution

The fourth proportional to 2,048,612.80, 3,072,919.20 and 985,730.80 is: 1,478,596.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,048,612.80 : 3,072,919.20 = 985,730.80 : x
  2. Step 2: Convert to fraction form
    2,048,612.80/3,072,919.20 = 985,730.80/x
  3. Step 3: Cross multiply
    2,048,612.80x = 3,072,919.20 × 985,730.80
  4. Step 4: Simplify right side
    2,048,612.80x = 3,029,071,101,351.36
  5. Step 5: Solve for x
    x = 3,029,071,101,351.36/2,048,612.80
  6. Step 6: Final answer
    x = 1,478,596.20

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Similar ratio
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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.