Home / 1,617,187.35-2,231,734.10-892,065.63

Finding the Fourth Proportional to 1,617,187.35, 2,231,734.10 and 892,065.63

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Solution

The fourth proportional to 1,617,187.35, 2,231,734.10 and 892,065.63 is: 1,231,059.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,617,187.35 : 2,231,734.10 = 892,065.63 : x
  2. Step 2: Convert to fraction form
    1,617,187.35/2,231,734.10 = 892,065.63/x
  3. Step 3: Cross multiply
    1,617,187.35x = 2,231,734.10 × 892,065.63
  4. Step 4: Simplify right side
    1,617,187.35x = 1,990,853,281,448.66
  5. Step 5: Solve for x
    x = 1,990,853,281,448.66/1,617,187.35
  6. Step 6: Final answer
    x = 1,231,059.15

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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.