Home / 1,236,832.83-1,855,222.97-338,274.59

Finding the Fourth Proportional to 1,236,832.83, 1,855,222.97 and 338,274.59

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Solution

The fourth proportional to 1,236,832.83, 1,855,222.97 and 338,274.59 is: 507,404.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,236,832.83 : 1,855,222.97 = 338,274.59 : x
  2. Step 2: Convert to fraction form
    1,236,832.83/1,855,222.97 = 338,274.59/x
  3. Step 3: Cross multiply
    1,236,832.83x = 1,855,222.97 × 338,274.59
  4. Step 4: Simplify right side
    1,236,832.83x = 627,574,778,567.85
  5. Step 5: Solve for x
    x = 627,574,778,567.85/1,236,832.83
  6. Step 6: Final answer
    x = 507,404.69

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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.