Home / 2,015,044.74-2,780,721.84-1,097,285.16

Finding the Fourth Proportional to 2,015,044.74, 2,780,721.84 and 1,097,285.16

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Solution

The fourth proportional to 2,015,044.74, 2,780,721.84 and 1,097,285.16 is: 1,514,231.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,015,044.74 : 2,780,721.84 = 1,097,285.16 : x
  2. Step 2: Convert to fraction form
    2,015,044.74/2,780,721.84 = 1,097,285.16/x
  3. Step 3: Cross multiply
    2,015,044.74x = 2,780,721.84 × 1,097,285.16
  4. Step 4: Simplify right side
    2,015,044.74x = 3,051,244,809,119.89
  5. Step 5: Solve for x
    x = 3,051,244,809,119.89/2,015,044.74
  6. Step 6: Final answer
    x = 1,514,231.79

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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.