Home / 1,206,596.64-1,809,900.32-407,882.40

Finding the Fourth Proportional to 1,206,596.64, 1,809,900.32 and 407,882.40

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Solution

The fourth proportional to 1,206,596.64, 1,809,900.32 and 407,882.40 is: 611,825.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,596.64 : 1,809,900.32 = 407,882.40 : x
  2. Step 2: Convert to fraction form
    1,206,596.64/1,809,900.32 = 407,882.40/x
  3. Step 3: Cross multiply
    1,206,596.64x = 1,809,900.32 × 407,882.40
  4. Step 4: Simplify right side
    1,206,596.64x = 738,226,486,282.37
  5. Step 5: Solve for x
    x = 738,226,486,282.37/1,206,596.64
  6. Step 6: Final answer
    x = 611,825.41

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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.