Home / 1,213,674.87-1,820,808.63-404,057.73

Finding the Fourth Proportional to 1,213,674.87, 1,820,808.63 and 404,057.73

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Solution

The fourth proportional to 1,213,674.87, 1,820,808.63 and 404,057.73 is: 606,185.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,674.87 : 1,820,808.63 = 404,057.73 : x
  2. Step 2: Convert to fraction form
    1,213,674.87/1,820,808.63 = 404,057.73/x
  3. Step 3: Cross multiply
    1,213,674.87x = 1,820,808.63 × 404,057.73
  4. Step 4: Simplify right side
    1,213,674.87x = 735,711,801,802.21
  5. Step 5: Solve for x
    x = 735,711,801,802.21/1,213,674.87
  6. Step 6: Final answer
    x = 606,185.25

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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.