Home / 1,874,803.34-2,812,350.83-612,758.54

Finding the Fourth Proportional to 1,874,803.34, 2,812,350.83 and 612,758.54

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Solution

The fourth proportional to 1,874,803.34, 2,812,350.83 and 612,758.54 is: 919,185.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,874,803.34 : 2,812,350.83 = 612,758.54 : x
  2. Step 2: Convert to fraction form
    1,874,803.34/2,812,350.83 = 612,758.54/x
  3. Step 3: Cross multiply
    1,874,803.34x = 2,812,350.83 × 612,758.54
  4. Step 4: Simplify right side
    1,874,803.34x = 1,723,291,992,525.67
  5. Step 5: Solve for x
    x = 1,723,291,992,525.67/1,874,803.34
  6. Step 6: Final answer
    x = 919,185.47

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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.