Home / 4,795,631.72-6,617,894.54-2,620,128.16

Finding the Fourth Proportional to 4,795,631.72, 6,617,894.54 and 2,620,128.16

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Solution

The fourth proportional to 4,795,631.72, 6,617,894.54 and 2,620,128.16 is: 3,615,734.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,795,631.72 : 6,617,894.54 = 2,620,128.16 : x
  2. Step 2: Convert to fraction form
    4,795,631.72/6,617,894.54 = 2,620,128.16/x
  3. Step 3: Cross multiply
    4,795,631.72x = 6,617,894.54 × 2,620,128.16
  4. Step 4: Simplify right side
    4,795,631.72x = 17,339,731,844,164.25
  5. Step 5: Solve for x
    x = 17,339,731,844,164.25/4,795,631.72
  6. Step 6: Final answer
    x = 3,615,734.66

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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.