Home / 1,328,895.16-1,832,896.16-1,002,221.72

Finding the Fourth Proportional to 1,328,895.16, 1,832,896.16 and 1,002,221.72

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Solution

The fourth proportional to 1,328,895.16, 1,832,896.16 and 1,002,221.72 is: 1,382,327.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,328,895.16 : 1,832,896.16 = 1,002,221.72 : x
  2. Step 2: Convert to fraction form
    1,328,895.16/1,832,896.16 = 1,002,221.72/x
  3. Step 3: Cross multiply
    1,328,895.16x = 1,832,896.16 × 1,002,221.72
  4. Step 4: Simplify right side
    1,328,895.16x = 1,836,968,342,056.60
  5. Step 5: Solve for x
    x = 1,836,968,342,056.60/1,328,895.16
  6. Step 6: Final answer
    x = 1,382,327.51

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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.