Home / 4,185,531.36-6,275,103.68-1,909,464.01

Finding the Fourth Proportional to 4,185,531.36, 6,275,103.68 and 1,909,464.01

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Solution

The fourth proportional to 4,185,531.36, 6,275,103.68 and 1,909,464.01 is: 2,862,739.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,185,531.36 : 6,275,103.68 = 1,909,464.01 : x
  2. Step 2: Convert to fraction form
    4,185,531.36/6,275,103.68 = 1,909,464.01/x
  3. Step 3: Cross multiply
    4,185,531.36x = 6,275,103.68 × 1,909,464.01
  4. Step 4: Simplify right side
    4,185,531.36x = 11,982,084,633,027.58
  5. Step 5: Solve for x
    x = 11,982,084,633,027.58/4,185,531.36
  6. Step 6: Final answer
    x = 2,862,739.19

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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.