Home / 4,247,579.70-6,371,369.55-1,255,763.70

Finding the Fourth Proportional to 4,247,579.70, 6,371,369.55 and 1,255,763.70

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Solution

The fourth proportional to 4,247,579.70, 6,371,369.55 and 1,255,763.70 is: 1,883,645.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,247,579.70 : 6,371,369.55 = 1,255,763.70 : x
  2. Step 2: Convert to fraction form
    4,247,579.70/6,371,369.55 = 1,255,763.70/x
  3. Step 3: Cross multiply
    4,247,579.70x = 6,371,369.55 × 1,255,763.70
  4. Step 4: Simplify right side
    4,247,579.70x = 8,000,934,600,175.33
  5. Step 5: Solve for x
    x = 8,000,934,600,175.33/4,247,579.70
  6. Step 6: Final answer
    x = 1,883,645.55

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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.