Home / 3,898,343.76-5,379,441.29-2,266,635.36

Finding the Fourth Proportional to 3,898,343.76, 5,379,441.29 and 2,266,635.36

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Solution

The fourth proportional to 3,898,343.76, 5,379,441.29 and 2,266,635.36 is: 3,127,798.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,898,343.76 : 5,379,441.29 = 2,266,635.36 : x
  2. Step 2: Convert to fraction form
    3,898,343.76/5,379,441.29 = 2,266,635.36/x
  3. Step 3: Cross multiply
    3,898,343.76x = 5,379,441.29 × 2,266,635.36
  4. Step 4: Simplify right side
    3,898,343.76x = 12,193,231,869,909.72
  5. Step 5: Solve for x
    x = 12,193,231,869,909.72/3,898,343.76
  6. Step 6: Final answer
    x = 3,127,798.01

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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.