Home / 1,544,679.52-2,131,783.61-856,567.15

Finding the Fourth Proportional to 1,544,679.52, 2,131,783.61 and 856,567.15

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Solution

The fourth proportional to 1,544,679.52, 2,131,783.61 and 856,567.15 is: 1,182,132.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,544,679.52 : 2,131,783.61 = 856,567.15 : x
  2. Step 2: Convert to fraction form
    1,544,679.52/2,131,783.61 = 856,567.15/x
  3. Step 3: Cross multiply
    1,544,679.52x = 2,131,783.61 × 856,567.15
  4. Step 4: Simplify right side
    1,544,679.52x = 1,826,015,809,092.99
  5. Step 5: Solve for x
    x = 1,826,015,809,092.99/1,544,679.52
  6. Step 6: Final answer
    x = 1,182,132.47

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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.