Home / 3,174,962.16-4,382,083.08-1,886,517.84

Finding the Fourth Proportional to 3,174,962.16, 4,382,083.08 and 1,886,517.84

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Solution

The fourth proportional to 3,174,962.16, 4,382,083.08 and 1,886,517.84 is: 2,603,772.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,174,962.16 : 4,382,083.08 = 1,886,517.84 : x
  2. Step 2: Convert to fraction form
    3,174,962.16/4,382,083.08 = 1,886,517.84/x
  3. Step 3: Cross multiply
    3,174,962.16x = 4,382,083.08 × 1,886,517.84
  4. Step 4: Simplify right side
    3,174,962.16x = 8,266,877,906,782.15
  5. Step 5: Solve for x
    x = 8,266,877,906,782.15/3,174,962.16
  6. Step 6: Final answer
    x = 2,603,772.11

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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.