Home / 3,898,356.66-5,379,459.03-2,266,648.25

Finding the Fourth Proportional to 3,898,356.66, 5,379,459.03 and 2,266,648.25

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Solution

The fourth proportional to 3,898,356.66, 5,379,459.03 and 2,266,648.25 is: 3,127,815.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,898,356.66 : 5,379,459.03 = 2,266,648.25 : x
  2. Step 2: Convert to fraction form
    3,898,356.66/5,379,459.03 = 2,266,648.25/x
  3. Step 3: Cross multiply
    3,898,356.66x = 5,379,459.03 × 2,266,648.25
  4. Step 4: Simplify right side
    3,898,356.66x = 12,193,341,369,398.90
  5. Step 5: Solve for x
    x = 12,193,341,369,398.90/3,898,356.66
  6. Step 6: Final answer
    x = 3,127,815.75

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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.