Home / 1,025,404.80-1,538,435.79-717,977.03

Finding the Fourth Proportional to 1,025,404.80, 1,538,435.79 and 717,977.03

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Solution

The fourth proportional to 1,025,404.80, 1,538,435.79 and 717,977.03 is: 1,077,195.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,025,404.80 : 1,538,435.79 = 717,977.03 : x
  2. Step 2: Convert to fraction form
    1,025,404.80/1,538,435.79 = 717,977.03/x
  3. Step 3: Cross multiply
    1,025,404.80x = 1,538,435.79 × 717,977.03
  4. Step 4: Simplify right side
    1,025,404.80x = 1,104,561,551,657.72
  5. Step 5: Solve for x
    x = 1,104,561,551,657.72/1,025,404.80
  6. Step 6: Final answer
    x = 1,077,195.61

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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.