Home / 2,487,930.86-3,731,893.19-782,223.11

Finding the Fourth Proportional to 2,487,930.86, 3,731,893.19 and 782,223.11

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Solution

The fourth proportional to 2,487,930.86, 3,731,893.19 and 782,223.11 is: 1,173,333.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,487,930.86 : 3,731,893.19 = 782,223.11 : x
  2. Step 2: Convert to fraction form
    2,487,930.86/3,731,893.19 = 782,223.11/x
  3. Step 3: Cross multiply
    2,487,930.86x = 3,731,893.19 × 782,223.11
  4. Step 4: Simplify right side
    2,487,930.86x = 2,919,173,091,626.98
  5. Step 5: Solve for x
    x = 2,919,173,091,626.98/2,487,930.86
  6. Step 6: Final answer
    x = 1,173,333.69

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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.