Home / 2,285,175.12-3,151,904.04-1,509,907.92

Finding the Fourth Proportional to 2,285,175.12, 3,151,904.04 and 1,509,907.92

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Solution

The fourth proportional to 2,285,175.12, 3,151,904.04 and 1,509,907.92 is: 2,082,590.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,285,175.12 : 3,151,904.04 = 1,509,907.92 : x
  2. Step 2: Convert to fraction form
    2,285,175.12/3,151,904.04 = 1,509,907.92/x
  3. Step 3: Cross multiply
    2,285,175.12x = 3,151,904.04 × 1,509,907.92
  4. Step 4: Simplify right side
    2,285,175.12x = 4,759,084,873,076.00
  5. Step 5: Solve for x
    x = 4,759,084,873,076.00/2,285,175.12
  6. Step 6: Final answer
    x = 2,082,590.88

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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.