Home / 5,206,878.77-7,815,355.89-2,513,100.26

Finding the Fourth Proportional to 5,206,878.77, 7,815,355.89 and 2,513,100.26

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Solution

The fourth proportional to 5,206,878.77, 7,815,355.89 and 2,513,100.26 is: 3,772,081.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,206,878.77 : 7,815,355.89 = 2,513,100.26 : x
  2. Step 2: Convert to fraction form
    5,206,878.77/7,815,355.89 = 2,513,100.26/x
  3. Step 3: Cross multiply
    5,206,878.77x = 7,815,355.89 × 2,513,100.26
  4. Step 4: Simplify right side
    5,206,878.77x = 19,640,772,919,151.53
  5. Step 5: Solve for x
    x = 19,640,772,919,151.53/5,206,878.77
  6. Step 6: Final answer
    x = 3,772,081.85

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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.