Home / 2,308,293.63-3,185,610.13-1,275,779.21

Finding the Fourth Proportional to 2,308,293.63, 3,185,610.13 and 1,275,779.21

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Solution

The fourth proportional to 2,308,293.63, 3,185,610.13 and 1,275,779.21 is: 1,760,666.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,308,293.63 : 3,185,610.13 = 1,275,779.21 : x
  2. Step 2: Convert to fraction form
    2,308,293.63/3,185,610.13 = 1,275,779.21/x
  3. Step 3: Cross multiply
    2,308,293.63x = 3,185,610.13 × 1,275,779.21
  4. Step 4: Simplify right side
    2,308,293.63x = 4,064,135,163,865.92
  5. Step 5: Solve for x
    x = 4,064,135,163,865.92/2,308,293.63
  6. Step 6: Final answer
    x = 1,760,666.45

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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.