Home / 3,538,894.13-4,883,627.31-1,990,155.34

Finding the Fourth Proportional to 3,538,894.13, 4,883,627.31 and 1,990,155.34

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Solution

The fourth proportional to 3,538,894.13, 4,883,627.31 and 1,990,155.34 is: 2,746,388.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,538,894.13 : 4,883,627.31 = 1,990,155.34 : x
  2. Step 2: Convert to fraction form
    3,538,894.13/4,883,627.31 = 1,990,155.34/x
  3. Step 3: Cross multiply
    3,538,894.13x = 4,883,627.31 × 1,990,155.34
  4. Step 4: Simplify right side
    3,538,894.13x = 9,719,176,969,566.34
  5. Step 5: Solve for x
    x = 9,719,176,969,566.34/3,538,894.13
  6. Step 6: Final answer
    x = 2,746,388.17

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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.