Home / 1,226,708.55-1,840,439.34-628,090.02

Finding the Fourth Proportional to 1,226,708.55, 1,840,439.34 and 628,090.02

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Solution

The fourth proportional to 1,226,708.55, 1,840,439.34 and 628,090.02 is: 942,327.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,226,708.55 : 1,840,439.34 = 628,090.02 : x
  2. Step 2: Convert to fraction form
    1,226,708.55/1,840,439.34 = 628,090.02/x
  3. Step 3: Cross multiply
    1,226,708.55x = 1,840,439.34 × 628,090.02
  4. Step 4: Simplify right side
    1,226,708.55x = 1,155,961,581,869.39
  5. Step 5: Solve for x
    x = 1,155,961,581,869.39/1,226,708.55
  6. Step 6: Final answer
    x = 942,327.81

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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.