Home / 2,084,894.91-3,127,575.65-664,621.47

Finding the Fourth Proportional to 2,084,894.91, 3,127,575.65 and 664,621.47

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Solution

The fourth proportional to 2,084,894.91, 3,127,575.65 and 664,621.47 is: 997,006.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,084,894.91 : 3,127,575.65 = 664,621.47 : x
  2. Step 2: Convert to fraction form
    2,084,894.91/3,127,575.65 = 664,621.47/x
  3. Step 3: Cross multiply
    2,084,894.91x = 3,127,575.65 × 664,621.47
  4. Step 4: Simplify right side
    2,084,894.91x = 2,078,653,922,716.10
  5. Step 5: Solve for x
    x = 2,078,653,922,716.10/2,084,894.91
  6. Step 6: Final answer
    x = 997,006.57

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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.