Home / 1,226,705.55-1,840,434.84-628,087.01

Finding the Fourth Proportional to 1,226,705.55, 1,840,434.84 and 628,087.01

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Solution

The fourth proportional to 1,226,705.55, 1,840,434.84 and 628,087.01 is: 942,323.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,226,705.55 : 1,840,434.84 = 628,087.01 : x
  2. Step 2: Convert to fraction form
    1,226,705.55/1,840,434.84 = 628,087.01/x
  3. Step 3: Cross multiply
    1,226,705.55x = 1,840,434.84 × 628,087.01
  4. Step 4: Simplify right side
    1,226,705.55x = 1,155,953,206,553.25
  5. Step 5: Solve for x
    x = 1,155,953,206,553.25/1,226,705.55
  6. Step 6: Final answer
    x = 942,323.29

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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.