Home / 4,298,711.19-5,932,640.10-3,209,090.68

Finding the Fourth Proportional to 4,298,711.19, 5,932,640.10 and 3,209,090.68

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Solution

The fourth proportional to 4,298,711.19, 5,932,640.10 and 3,209,090.68 is: 4,428,857.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,298,711.19 : 5,932,640.10 = 3,209,090.68 : x
  2. Step 2: Convert to fraction form
    4,298,711.19/5,932,640.10 = 3,209,090.68/x
  3. Step 3: Cross multiply
    4,298,711.19x = 5,932,640.10 × 3,209,090.68
  4. Step 4: Simplify right side
    4,298,711.19x = 19,038,380,052,704.27
  5. Step 5: Solve for x
    x = 19,038,380,052,704.27/4,298,711.19
  6. Step 6: Final answer
    x = 4,428,857.68

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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.