Home / 3,543,020.22-4,887,827.87-2,166,421.27

Finding the Fourth Proportional to 3,543,020.22, 4,887,827.87 and 2,166,421.27

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Solution

The fourth proportional to 3,543,020.22, 4,887,827.87 and 2,166,421.27 is: 2,988,719.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,543,020.22 : 4,887,827.87 = 2,166,421.27 : x
  2. Step 2: Convert to fraction form
    3,543,020.22/4,887,827.87 = 2,166,421.27/x
  3. Step 3: Cross multiply
    3,543,020.22x = 4,887,827.87 × 2,166,421.27
  4. Step 4: Simplify right side
    3,543,020.22x = 10,589,094,237,079.69
  5. Step 5: Solve for x
    x = 10,589,094,237,079.69/3,543,020.22
  6. Step 6: Final answer
    x = 2,988,719.68

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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.