Home / 2,785,736-4,178,911.20-892,032.32

Finding the Fourth Proportional to 2,785,736, 4,178,911.20 and 892,032.32

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Solution

The fourth proportional to 2,785,736, 4,178,911.20 and 892,032.32 is: 1,338,146.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,785,736 : 4,178,911.20 = 892,032.32 : x
  2. Step 2: Convert to fraction form
    2,785,736/4,178,911.20 = 892,032.32/x
  3. Step 3: Cross multiply
    2,785,736x = 4,178,911.20 × 892,032.32
  4. Step 4: Simplify right side
    2,785,736x = 3,727,723,852,809.98
  5. Step 5: Solve for x
    x = 3,727,723,852,809.98/2,785,736
  6. Step 6: Final answer
    x = 1,338,146.85

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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.