Home / 1,227,533.33-1,840,119.02-628,776.47

Finding the Fourth Proportional to 1,227,533.33, 1,840,119.02 and 628,776.47

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Solution

The fourth proportional to 1,227,533.33, 1,840,119.02 and 628,776.47 is: 942,559.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,227,533.33 : 1,840,119.02 = 628,776.47 : x
  2. Step 2: Convert to fraction form
    1,227,533.33/1,840,119.02 = 628,776.47/x
  3. Step 3: Cross multiply
    1,227,533.33x = 1,840,119.02 × 628,776.47
  4. Step 4: Simplify right side
    1,227,533.33x = 1,157,023,545,589.79
  5. Step 5: Solve for x
    x = 1,157,023,545,589.79/1,227,533.33
  6. Step 6: Final answer
    x = 942,559.78

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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.