Home / 1,617,811.43-2,232,626.51-892,705.85

Finding the Fourth Proportional to 1,617,811.43, 2,232,626.51 and 892,705.85

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Solution

The fourth proportional to 1,617,811.43, 2,232,626.51 and 892,705.85 is: 1,231,959.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,617,811.43 : 2,232,626.51 = 892,705.85 : x
  2. Step 2: Convert to fraction form
    1,617,811.43/2,232,626.51 = 892,705.85/x
  3. Step 3: Cross multiply
    1,617,811.43x = 2,232,626.51 × 892,705.85
  4. Step 4: Simplify right side
    1,617,811.43x = 1,993,078,730,715.42
  5. Step 5: Solve for x
    x = 1,993,078,730,715.42/1,617,811.43
  6. Step 6: Final answer
    x = 1,231,959.86

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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.