Home / 1,764,879.22-2,648,438.51-754,008.78

Finding the Fourth Proportional to 1,764,879.22, 2,648,438.51 and 754,008.78

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Solution

The fourth proportional to 1,764,879.22, 2,648,438.51 and 754,008.78 is: 1,131,491.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,764,879.22 : 2,648,438.51 = 754,008.78 : x
  2. Step 2: Convert to fraction form
    1,764,879.22/2,648,438.51 = 754,008.78/x
  3. Step 3: Cross multiply
    1,764,879.22x = 2,648,438.51 × 754,008.78
  4. Step 4: Simplify right side
    1,764,879.22x = 1,996,945,889,830.12
  5. Step 5: Solve for x
    x = 1,996,945,889,830.12/1,764,879.22
  6. Step 6: Final answer
    x = 1,131,491.53

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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.