Home / 1,375,601.10-2,063,401.65-871,716.30

Finding the Fourth Proportional to 1,375,601.10, 2,063,401.65 and 871,716.30

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Solution

The fourth proportional to 1,375,601.10, 2,063,401.65 and 871,716.30 is: 1,307,574.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,375,601.10 : 2,063,401.65 = 871,716.30 : x
  2. Step 2: Convert to fraction form
    1,375,601.10/2,063,401.65 = 871,716.30/x
  3. Step 3: Cross multiply
    1,375,601.10x = 2,063,401.65 × 871,716.30
  4. Step 4: Simplify right side
    1,375,601.10x = 1,798,700,851,751.90
  5. Step 5: Solve for x
    x = 1,798,700,851,751.90/1,375,601.10
  6. Step 6: Final answer
    x = 1,307,574.45

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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.