Home / 2,088,429.04-3,131,111.40-667,667.44

Finding the Fourth Proportional to 2,088,429.04, 3,131,111.40 and 667,667.44

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Solution

The fourth proportional to 2,088,429.04, 3,131,111.40 and 667,667.44 is: 1,001,011.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,088,429.04 : 3,131,111.40 = 667,667.44 : x
  2. Step 2: Convert to fraction form
    2,088,429.04/3,131,111.40 = 667,667.44/x
  3. Step 3: Cross multiply
    2,088,429.04x = 3,131,111.40 × 667,667.44
  4. Step 4: Simplify right side
    2,088,429.04x = 2,090,541,132,792.82
  5. Step 5: Solve for x
    x = 2,090,541,132,792.82/2,088,429.04
  6. Step 6: Final answer
    x = 1,001,011.33

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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.