Home / 3,161,383.68-4,742,286.52-1,111,798.28

Finding the Fourth Proportional to 3,161,383.68, 4,742,286.52 and 1,111,798.28

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Solution

The fourth proportional to 3,161,383.68, 4,742,286.52 and 1,111,798.28 is: 1,667,771.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,161,383.68 : 4,742,286.52 = 1,111,798.28 : x
  2. Step 2: Convert to fraction form
    3,161,383.68/4,742,286.52 = 1,111,798.28/x
  3. Step 3: Cross multiply
    3,161,383.68x = 4,742,286.52 × 1,111,798.28
  4. Step 4: Simplify right side
    3,161,383.68x = 5,272,465,996,203.19
  5. Step 5: Solve for x
    x = 5,272,465,996,203.19/3,161,383.68
  6. Step 6: Final answer
    x = 1,667,771.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.