Home / 1,129,124.55-1,694,019.53-454,858.88

Finding the Fourth Proportional to 1,129,124.55, 1,694,019.53 and 454,858.88

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Solution

The fourth proportional to 1,129,124.55, 1,694,019.53 and 454,858.88 is: 682,422.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,129,124.55 : 1,694,019.53 = 454,858.88 : x
  2. Step 2: Convert to fraction form
    1,129,124.55/1,694,019.53 = 454,858.88/x
  3. Step 3: Cross multiply
    1,129,124.55x = 1,694,019.53 × 454,858.88
  4. Step 4: Simplify right side
    1,129,124.55x = 770,539,826,113.93
  5. Step 5: Solve for x
    x = 770,539,826,113.93/1,129,124.55
  6. Step 6: Final answer
    x = 682,422.35

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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.