Home / 3,131,435.52-4,321,397.52-1,754,782.32

Finding the Fourth Proportional to 3,131,435.52, 4,321,397.52 and 1,754,782.32

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Solution

The fourth proportional to 3,131,435.52, 4,321,397.52 and 1,754,782.32 is: 2,421,608.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,131,435.52 : 4,321,397.52 = 1,754,782.32 : x
  2. Step 2: Convert to fraction form
    3,131,435.52/4,321,397.52 = 1,754,782.32/x
  3. Step 3: Cross multiply
    3,131,435.52x = 4,321,397.52 × 1,754,782.32
  4. Step 4: Simplify right side
    3,131,435.52x = 7,583,111,965,787.85
  5. Step 5: Solve for x
    x = 7,583,111,965,787.85/3,131,435.52
  6. Step 6: Final answer
    x = 2,421,608.85

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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.