Home / 1,588,172.01-2,191,709.78-863,066.43

Finding the Fourth Proportional to 1,588,172.01, 2,191,709.78 and 863,066.43

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Solution

The fourth proportional to 1,588,172.01, 2,191,709.78 and 863,066.43 is: 1,191,049.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,588,172.01 : 2,191,709.78 = 863,066.43 : x
  2. Step 2: Convert to fraction form
    1,588,172.01/2,191,709.78 = 863,066.43/x
  3. Step 3: Cross multiply
    1,588,172.01x = 2,191,709.78 × 863,066.43
  4. Step 4: Simplify right side
    1,588,172.01x = 1,891,591,135,420.69
  5. Step 5: Solve for x
    x = 1,891,591,135,420.69/1,588,172.01
  6. Step 6: Final answer
    x = 1,191,049.28

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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.