Home / 1,949,928.50-2,924,296.78-687,460.88

Finding the Fourth Proportional to 1,949,928.50, 2,924,296.78 and 687,460.88

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Solution

The fourth proportional to 1,949,928.50, 2,924,296.78 and 687,460.88 is: 1,030,981.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,949,928.50 : 2,924,296.78 = 687,460.88 : x
  2. Step 2: Convert to fraction form
    1,949,928.50/2,924,296.78 = 687,460.88/x
  3. Step 3: Cross multiply
    1,949,928.50x = 2,924,296.78 × 687,460.88
  4. Step 4: Simplify right side
    1,949,928.50x = 2,010,339,637,759.97
  5. Step 5: Solve for x
    x = 2,010,339,637,759.97/1,949,928.50
  6. Step 6: Final answer
    x = 1,030,981.21

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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.