Home / 3,997,897.56-5,517,229.14-2,187,061.56

Finding the Fourth Proportional to 3,997,897.56, 5,517,229.14 and 2,187,061.56

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Solution

The fourth proportional to 3,997,897.56, 5,517,229.14 and 2,187,061.56 is: 3,018,216.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,997,897.56 : 5,517,229.14 = 2,187,061.56 : x
  2. Step 2: Convert to fraction form
    3,997,897.56/5,517,229.14 = 2,187,061.56/x
  3. Step 3: Cross multiply
    3,997,897.56x = 5,517,229.14 × 2,187,061.56
  4. Step 4: Simplify right side
    3,997,897.56x = 12,066,519,769,805.86
  5. Step 5: Solve for x
    x = 12,066,519,769,805.86/3,997,897.56
  6. Step 6: Final answer
    x = 3,018,216.35

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1.5x scale

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.