Home / 4,795,645.72-6,617,913.86-2,620,142.20

Finding the Fourth Proportional to 4,795,645.72, 6,617,913.86 and 2,620,142.20

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Solution

The fourth proportional to 4,795,645.72, 6,617,913.86 and 2,620,142.20 is: 3,615,754.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,795,645.72 : 6,617,913.86 = 2,620,142.20 : x
  2. Step 2: Convert to fraction form
    4,795,645.72/6,617,913.86 = 2,620,142.20/x
  3. Step 3: Cross multiply
    4,795,645.72x = 6,617,913.86 × 2,620,142.20
  4. Step 4: Simplify right side
    4,795,645.72x = 17,339,875,380,550.89
  5. Step 5: Solve for x
    x = 17,339,875,380,550.89/4,795,645.72
  6. Step 6: Final answer
    x = 3,615,754.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.