Home / 1,236,607.80-1,855,022.40-338,054.22

Finding the Fourth Proportional to 1,236,607.80, 1,855,022.40 and 338,054.22

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Solution

The fourth proportional to 1,236,607.80, 1,855,022.40 and 338,054.22 is: 507,111.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,236,607.80 : 1,855,022.40 = 338,054.22 : x
  2. Step 2: Convert to fraction form
    1,236,607.80/1,855,022.40 = 338,054.22/x
  3. Step 3: Cross multiply
    1,236,607.80x = 1,855,022.40 × 338,054.22
  4. Step 4: Simplify right side
    1,236,607.80x = 627,098,150,514.53
  5. Step 5: Solve for x
    x = 627,098,150,514.53/1,236,607.80
  6. Step 6: Final answer
    x = 507,111.59

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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.