Home / 3,192,617.16-4,405,905-1,742,405.67

Finding the Fourth Proportional to 3,192,617.16, 4,405,905 and 1,742,405.67

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Solution

The fourth proportional to 3,192,617.16, 4,405,905 and 1,742,405.67 is: 2,404,570.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,192,617.16 : 4,405,905 = 1,742,405.67 : x
  2. Step 2: Convert to fraction form
    3,192,617.16/4,405,905 = 1,742,405.67/x
  3. Step 3: Cross multiply
    3,192,617.16x = 4,405,905 × 1,742,405.67
  4. Step 4: Simplify right side
    3,192,617.16x = 7,676,873,853,481.35
  5. Step 5: Solve for x
    x = 7,676,873,853,481.35/3,192,617.16
  6. Step 6: Final answer
    x = 2,404,570.75

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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.