Home / 1,360,104.85-2,040,083.49-413,401.76

Finding the Fourth Proportional to 1,360,104.85, 2,040,083.49 and 413,401.76

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Solution

The fourth proportional to 1,360,104.85, 2,040,083.49 and 413,401.76 is: 620,080.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,360,104.85 : 2,040,083.49 = 413,401.76 : x
  2. Step 2: Convert to fraction form
    1,360,104.85/2,040,083.49 = 413,401.76/x
  3. Step 3: Cross multiply
    1,360,104.85x = 2,040,083.49 × 413,401.76
  4. Step 4: Simplify right side
    1,360,104.85x = 843,374,105,312.94
  5. Step 5: Solve for x
    x = 843,374,105,312.94/1,360,104.85
  6. Step 6: Final answer
    x = 620,080.21

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1.5x scale

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.