Home / 1,545,293.88-2,318,272.50-520,725.37

Finding the Fourth Proportional to 1,545,293.88, 2,318,272.50 and 520,725.37

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Solution

The fourth proportional to 1,545,293.88, 2,318,272.50 and 520,725.37 is: 781,199.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,545,293.88 : 2,318,272.50 = 520,725.37 : x
  2. Step 2: Convert to fraction form
    1,545,293.88/2,318,272.50 = 520,725.37/x
  3. Step 3: Cross multiply
    1,545,293.88x = 2,318,272.50 × 520,725.37
  4. Step 4: Simplify right side
    1,545,293.88x = 1,207,183,305,323.33
  5. Step 5: Solve for x
    x = 1,207,183,305,323.33/1,545,293.88
  6. Step 6: Final answer
    x = 781,199.82

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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.