Home / 4,286,511.72-6,430,887.98-2,487,665.96

Finding the Fourth Proportional to 4,286,511.72, 6,430,887.98 and 2,487,665.96

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Solution

The fourth proportional to 4,286,511.72, 6,430,887.98 and 2,487,665.96 is: 3,732,149.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,286,511.72 : 6,430,887.98 = 2,487,665.96 : x
  2. Step 2: Convert to fraction form
    4,286,511.72/6,430,887.98 = 2,487,665.96/x
  3. Step 3: Cross multiply
    4,286,511.72x = 6,430,887.98 × 2,487,665.96
  4. Step 4: Simplify right side
    4,286,511.72x = 15,997,901,120,419.16
  5. Step 5: Solve for x
    x = 15,997,901,120,419.16/4,286,511.72
  6. Step 6: Final answer
    x = 3,732,149.16

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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.