Home / 1,471,628.44-2,211,691.43-1,369,459.86

Finding the Fourth Proportional to 1,471,628.44, 2,211,691.43 and 1,369,459.86

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Solution

The fourth proportional to 1,471,628.44, 2,211,691.43 and 1,369,459.86 is: 2,058,143.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,471,628.44 : 2,211,691.43 = 1,369,459.86 : x
  2. Step 2: Convert to fraction form
    1,471,628.44/2,211,691.43 = 1,369,459.86/x
  3. Step 3: Cross multiply
    1,471,628.44x = 2,211,691.43 × 1,369,459.86
  4. Step 4: Simplify right side
    1,471,628.44x = 3,028,822,636,091.00
  5. Step 5: Solve for x
    x = 3,028,822,636,091.00/1,471,628.44
  6. Step 6: Final answer
    x = 2,058,143.59

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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.