Home / 2,649,008.70-3,964,655.70-1,851,847.20

Finding the Fourth Proportional to 2,649,008.70, 3,964,655.70 and 1,851,847.20

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Solution

The fourth proportional to 2,649,008.70, 3,964,655.70 and 1,851,847.20 is: 2,771,578.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,649,008.70 : 3,964,655.70 = 1,851,847.20 : x
  2. Step 2: Convert to fraction form
    2,649,008.70/3,964,655.70 = 1,851,847.20/x
  3. Step 3: Cross multiply
    2,649,008.70x = 3,964,655.70 × 1,851,847.20
  4. Step 4: Simplify right side
    2,649,008.70x = 7,341,936,557,009.04
  5. Step 5: Solve for x
    x = 7,341,936,557,009.04/2,649,008.70
  6. Step 6: Final answer
    x = 2,771,578.88

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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.