Home / 4,720,167.92-7,078,299.87-1,480,625

Finding the Fourth Proportional to 4,720,167.92, 7,078,299.87 and 1,480,625

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Solution

The fourth proportional to 4,720,167.92, 7,078,299.87 and 1,480,625 is: 2,220,325.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,720,167.92 : 7,078,299.87 = 1,480,625 : x
  2. Step 2: Convert to fraction form
    4,720,167.92/7,078,299.87 = 1,480,625/x
  3. Step 3: Cross multiply
    4,720,167.92x = 7,078,299.87 × 1,480,625
  4. Step 4: Simplify right side
    4,720,167.92x = 10,480,307,745,018.75
  5. Step 5: Solve for x
    x = 10,480,307,745,018.75/4,720,167.92
  6. Step 6: Final answer
    x = 2,220,325.19

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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.