Home / 1,411,601.82-2,116,212.09-612,281.26

Finding the Fourth Proportional to 1,411,601.82, 2,116,212.09 and 612,281.26

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Solution

The fourth proportional to 1,411,601.82, 2,116,212.09 and 612,281.26 is: 917,905.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,411,601.82 : 2,116,212.09 = 612,281.26 : x
  2. Step 2: Convert to fraction form
    1,411,601.82/2,116,212.09 = 612,281.26/x
  3. Step 3: Cross multiply
    1,411,601.82x = 2,116,212.09 × 612,281.26
  4. Step 4: Simplify right side
    1,411,601.82x = 1,295,717,004,892.43
  5. Step 5: Solve for x
    x = 1,295,717,004,892.43/1,411,601.82
  6. Step 6: Final answer
    x = 917,905.45

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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.