Home / 3,192,338.51-4,405,520.85-1,742,127.55

Finding the Fourth Proportional to 3,192,338.51, 4,405,520.85 and 1,742,127.55

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Solution

The fourth proportional to 3,192,338.51, 4,405,520.85 and 1,742,127.55 is: 2,404,187.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,192,338.51 : 4,405,520.85 = 1,742,127.55 : x
  2. Step 2: Convert to fraction form
    3,192,338.51/4,405,520.85 = 1,742,127.55/x
  3. Step 3: Cross multiply
    3,192,338.51x = 4,405,520.85 × 1,742,127.55
  4. Step 4: Simplify right side
    3,192,338.51x = 7,674,979,222,856.81
  5. Step 5: Solve for x
    x = 7,674,979,222,856.81/3,192,338.51
  6. Step 6: Final answer
    x = 2,404,187.15

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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.