Home / 1,199,401.11-1,655,145.45-655,540.38

Finding the Fourth Proportional to 1,199,401.11, 1,655,145.45 and 655,540.38

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Solution

The fourth proportional to 1,199,401.11, 1,655,145.45 and 655,540.38 is: 904,630.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,199,401.11 : 1,655,145.45 = 655,540.38 : x
  2. Step 2: Convert to fraction form
    1,199,401.11/1,655,145.45 = 655,540.38/x
  3. Step 3: Cross multiply
    1,199,401.11x = 1,655,145.45 × 655,540.38
  4. Step 4: Simplify right side
    1,199,401.11x = 1,085,014,677,248.27
  5. Step 5: Solve for x
    x = 1,085,014,677,248.27/1,199,401.11
  6. Step 6: Final answer
    x = 904,630.38

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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.