Home / 2,605,973.01-3,909,450.57-987,226.69

Finding the Fourth Proportional to 2,605,973.01, 3,909,450.57 and 987,226.69

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Solution

The fourth proportional to 2,605,973.01, 3,909,450.57 and 987,226.69 is: 1,481,026.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,605,973.01 : 3,909,450.57 = 987,226.69 : x
  2. Step 2: Convert to fraction form
    2,605,973.01/3,909,450.57 = 987,226.69/x
  3. Step 3: Cross multiply
    2,605,973.01x = 3,909,450.57 × 987,226.69
  4. Step 4: Simplify right side
    2,605,973.01x = 3,859,513,936,166.09
  5. Step 5: Solve for x
    x = 3,859,513,936,166.09/2,605,973.01
  6. Step 6: Final answer
    x = 1,481,026.06

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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.