Home / 1,360,118.20-2,040,254.10-413,519.80

Finding the Fourth Proportional to 1,360,118.20, 2,040,254.10 and 413,519.80

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Solution

The fourth proportional to 1,360,118.20, 2,040,254.10 and 413,519.80 is: 620,303.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,360,118.20 : 2,040,254.10 = 413,519.80 : x
  2. Step 2: Convert to fraction form
    1,360,118.20/2,040,254.10 = 413,519.80/x
  3. Step 3: Cross multiply
    1,360,118.20x = 2,040,254.10 × 413,519.80
  4. Step 4: Simplify right side
    1,360,118.20x = 843,685,467,381.18
  5. Step 5: Solve for x
    x = 843,685,467,381.18/1,360,118.20
  6. Step 6: Final answer
    x = 620,303.05

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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.