Home / 1,168,840.40-1,753,260.60-1,082,235.20

Finding the Fourth Proportional to 1,168,840.40, 1,753,260.60 and 1,082,235.20

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Solution

The fourth proportional to 1,168,840.40, 1,753,260.60 and 1,082,235.20 is: 1,623,352.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,168,840.40 : 1,753,260.60 = 1,082,235.20 : x
  2. Step 2: Convert to fraction form
    1,168,840.40/1,753,260.60 = 1,082,235.20/x
  3. Step 3: Cross multiply
    1,168,840.40x = 1,753,260.60 × 1,082,235.20
  4. Step 4: Simplify right side
    1,168,840.40x = 1,897,440,336,093.12
  5. Step 5: Solve for x
    x = 1,897,440,336,093.12/1,168,840.40
  6. Step 6: Final answer
    x = 1,623,352.80

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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.