Home / 1,086,716.06-1,630,021.50-412,744.76

Finding the Fourth Proportional to 1,086,716.06, 1,630,021.50 and 412,744.76

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Solution

The fourth proportional to 1,086,716.06, 1,630,021.50 and 412,744.76 is: 619,097.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,716.06 : 1,630,021.50 = 412,744.76 : x
  2. Step 2: Convert to fraction form
    1,086,716.06/1,630,021.50 = 412,744.76/x
  3. Step 3: Cross multiply
    1,086,716.06x = 1,630,021.50 × 412,744.76
  4. Step 4: Simplify right side
    1,086,716.06x = 672,782,832,812.34
  5. Step 5: Solve for x
    x = 672,782,832,812.34/1,086,716.06
  6. Step 6: Final answer
    x = 619,097.17

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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.