Home / 1,949,489.07-2,924,241.80-1,279,807.80

Finding the Fourth Proportional to 1,949,489.07, 2,924,241.80 and 1,279,807.80

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Solution

The fourth proportional to 1,949,489.07, 2,924,241.80 and 1,279,807.80 is: 1,919,717.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,949,489.07 : 2,924,241.80 = 1,279,807.80 : x
  2. Step 2: Convert to fraction form
    1,949,489.07/2,924,241.80 = 1,279,807.80/x
  3. Step 3: Cross multiply
    1,949,489.07x = 2,924,241.80 × 1,279,807.80
  4. Step 4: Simplify right side
    1,949,489.07x = 3,742,467,454,560.01
  5. Step 5: Solve for x
    x = 3,742,467,454,560.01/1,949,489.07
  6. Step 6: Final answer
    x = 1,919,717.08

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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.