Home / 1,508,812.88-2,082,120.24-829,749.38

Finding the Fourth Proportional to 1,508,812.88, 2,082,120.24 and 829,749.38

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Solution

The fourth proportional to 1,508,812.88, 2,082,120.24 and 829,749.38 is: 1,145,031.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,508,812.88 : 2,082,120.24 = 829,749.38 : x
  2. Step 2: Convert to fraction form
    1,508,812.88/2,082,120.24 = 829,749.38/x
  3. Step 3: Cross multiply
    1,508,812.88x = 2,082,120.24 × 829,749.38
  4. Step 4: Simplify right side
    1,508,812.88x = 1,727,637,978,225.45
  5. Step 5: Solve for x
    x = 1,727,637,978,225.45/1,508,812.88
  6. Step 6: Final answer
    x = 1,145,031.30

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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.