Home / 1,411,624.38-2,116,906.65-512,844.06

Finding the Fourth Proportional to 1,411,624.38, 2,116,906.65 and 512,844.06

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Solution

The fourth proportional to 1,411,624.38, 2,116,906.65 and 512,844.06 is: 769,073.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,411,624.38 : 2,116,906.65 = 512,844.06 : x
  2. Step 2: Convert to fraction form
    1,411,624.38/2,116,906.65 = 512,844.06/x
  3. Step 3: Cross multiply
    1,411,624.38x = 2,116,906.65 × 512,844.06
  4. Step 4: Simplify right side
    1,411,624.38x = 1,085,643,001,027.00
  5. Step 5: Solve for x
    x = 1,085,643,001,027.00/1,411,624.38
  6. Step 6: Final answer
    x = 769,073.57

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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.