Home / 1,617,188.10-2,231,735.13-892,066.38

Finding the Fourth Proportional to 1,617,188.10, 2,231,735.13 and 892,066.38

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Solution

The fourth proportional to 1,617,188.10, 2,231,735.13 and 892,066.38 is: 1,231,060.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,617,188.10 : 2,231,735.13 = 892,066.38 : x
  2. Step 2: Convert to fraction form
    1,617,188.10/2,231,735.13 = 892,066.38/x
  3. Step 3: Cross multiply
    1,617,188.10x = 2,231,735.13 × 892,066.38
  4. Step 4: Simplify right side
    1,617,188.10x = 1,990,855,878,537.93
  5. Step 5: Solve for x
    x = 1,990,855,878,537.93/1,617,188.10
  6. Step 6: Final answer
    x = 1,231,060.18

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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.