Home / 5,672,655-8,509,056.62-1,886,137.88

Finding the Fourth Proportional to 5,672,655, 8,509,056.62 and 1,886,137.88

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Solution

The fourth proportional to 5,672,655, 8,509,056.62 and 1,886,137.88 is: 2,829,231.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,672,655 : 8,509,056.62 = 1,886,137.88 : x
  2. Step 2: Convert to fraction form
    5,672,655/8,509,056.62 = 1,886,137.88/x
  3. Step 3: Cross multiply
    5,672,655x = 8,509,056.62 × 1,886,137.88
  4. Step 4: Simplify right side
    5,672,655x = 16,049,253,962,070.79
  5. Step 5: Solve for x
    x = 16,049,253,962,070.79/5,672,655
  6. Step 6: Final answer
    x = 2,829,231.46

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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.