Home / 1,619,636.90-2,235,098.92-940,617.14

Finding the Fourth Proportional to 1,619,636.90, 2,235,098.92 and 940,617.14

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Solution

The fourth proportional to 1,619,636.90, 2,235,098.92 and 940,617.14 is: 1,298,051.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,619,636.90 : 2,235,098.92 = 940,617.14 : x
  2. Step 2: Convert to fraction form
    1,619,636.90/2,235,098.92 = 940,617.14/x
  3. Step 3: Cross multiply
    1,619,636.90x = 2,235,098.92 × 940,617.14
  4. Step 4: Simplify right side
    1,619,636.90x = 2,102,372,353,747.49
  5. Step 5: Solve for x
    x = 2,102,372,353,747.49/1,619,636.90
  6. Step 6: Final answer
    x = 1,298,051.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.