Home / 1,399,611.18-2,099,749.88-452,981.86

Finding the Fourth Proportional to 1,399,611.18, 2,099,749.88 and 452,981.86

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Solution

The fourth proportional to 1,399,611.18, 2,099,749.88 and 452,981.86 is: 679,580.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,399,611.18 : 2,099,749.88 = 452,981.86 : x
  2. Step 2: Convert to fraction form
    1,399,611.18/2,099,749.88 = 452,981.86/x
  3. Step 3: Cross multiply
    1,399,611.18x = 2,099,749.88 × 452,981.86
  4. Step 4: Simplify right side
    1,399,611.18x = 951,148,606,177.18
  5. Step 5: Solve for x
    x = 951,148,606,177.18/1,399,611.18
  6. Step 6: Final answer
    x = 679,580.60

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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.