Home / 3,192,340.76-4,405,523.96-1,742,129.80

Finding the Fourth Proportional to 3,192,340.76, 4,405,523.96 and 1,742,129.80

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Solution

The fourth proportional to 3,192,340.76, 4,405,523.96 and 1,742,129.80 is: 2,404,190.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,192,340.76 : 4,405,523.96 = 1,742,129.80 : x
  2. Step 2: Convert to fraction form
    3,192,340.76/4,405,523.96 = 1,742,129.80/x
  3. Step 3: Cross multiply
    3,192,340.76x = 4,405,523.96 × 1,742,129.80
  4. Step 4: Simplify right side
    3,192,340.76x = 7,674,994,575,330.01
  5. Step 5: Solve for x
    x = 7,674,994,575,330.01/3,192,340.76
  6. Step 6: Final answer
    x = 2,404,190.26

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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.