Home / 3,622,288.76-5,433,619.20-926,637.32

Finding the Fourth Proportional to 3,622,288.76, 5,433,619.20 and 926,637.32

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Solution

The fourth proportional to 3,622,288.76, 5,433,619.20 and 926,637.32 is: 1,390,003.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,622,288.76 : 5,433,619.20 = 926,637.32 : x
  2. Step 2: Convert to fraction form
    3,622,288.76/5,433,619.20 = 926,637.32/x
  3. Step 3: Cross multiply
    3,622,288.76x = 5,433,619.20 × 926,637.32
  4. Step 4: Simplify right side
    3,622,288.76x = 5,034,994,333,388.54
  5. Step 5: Solve for x
    x = 5,034,994,333,388.54/3,622,288.76
  6. Step 6: Final answer
    x = 1,390,003.58

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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.