Home / 1,203,795.54-1,805,929.43-445,642.83

Finding the Fourth Proportional to 1,203,795.54, 1,805,929.43 and 445,642.83

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Solution

The fourth proportional to 1,203,795.54, 1,805,929.43 and 445,642.83 is: 668,551.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,203,795.54 : 1,805,929.43 = 445,642.83 : x
  2. Step 2: Convert to fraction form
    1,203,795.54/1,805,929.43 = 445,642.83/x
  3. Step 3: Cross multiply
    1,203,795.54x = 1,805,929.43 × 445,642.83
  4. Step 4: Simplify right side
    1,203,795.54x = 804,799,499,737.27
  5. Step 5: Solve for x
    x = 804,799,499,737.27/1,203,795.54
  6. Step 6: Final answer
    x = 668,551.65

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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.