Home / 1,206,087.68-1,809,180.72-307,552.72

Finding the Fourth Proportional to 1,206,087.68, 1,809,180.72 and 307,552.72

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Solution

The fourth proportional to 1,206,087.68, 1,809,180.72 and 307,552.72 is: 461,341.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,087.68 : 1,809,180.72 = 307,552.72 : x
  2. Step 2: Convert to fraction form
    1,206,087.68/1,809,180.72 = 307,552.72/x
  3. Step 3: Cross multiply
    1,206,087.68x = 1,809,180.72 × 307,552.72
  4. Step 4: Simplify right side
    1,206,087.68x = 556,418,451,407.56
  5. Step 5: Solve for x
    x = 556,418,451,407.56/1,206,087.68
  6. Step 6: Final answer
    x = 461,341.63

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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.