Home / 2,904,568.40-4,008,355.89-1,615,409.36

Finding the Fourth Proportional to 2,904,568.40, 4,008,355.89 and 1,615,409.36

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Solution

The fourth proportional to 2,904,568.40, 4,008,355.89 and 1,615,409.36 is: 2,229,293.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,904,568.40 : 4,008,355.89 = 1,615,409.36 : x
  2. Step 2: Convert to fraction form
    2,904,568.40/4,008,355.89 = 1,615,409.36/x
  3. Step 3: Cross multiply
    2,904,568.40x = 4,008,355.89 × 1,615,409.36
  4. Step 4: Simplify right side
    2,904,568.40x = 6,475,135,622,917.13
  5. Step 5: Solve for x
    x = 6,475,135,622,917.13/2,904,568.40
  6. Step 6: Final answer
    x = 2,229,293.56

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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.