Home / 1,611,124.32-2,416,505.91-413,074.79

Finding the Fourth Proportional to 1,611,124.32, 2,416,505.91 and 413,074.79

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Solution

The fourth proportional to 1,611,124.32, 2,416,505.91 and 413,074.79 is: 619,565.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,611,124.32 : 2,416,505.91 = 413,074.79 : x
  2. Step 2: Convert to fraction form
    1,611,124.32/2,416,505.91 = 413,074.79/x
  3. Step 3: Cross multiply
    1,611,124.32x = 2,416,505.91 × 413,074.79
  4. Step 4: Simplify right side
    1,611,124.32x = 998,197,666,737.35
  5. Step 5: Solve for x
    x = 998,197,666,737.35/1,611,124.32
  6. Step 6: Final answer
    x = 619,565.88

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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.