Home / 1,636,731.74-2,453,522.91-838,389.26

Finding the Fourth Proportional to 1,636,731.74, 2,453,522.91 and 838,389.26

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Solution

The fourth proportional to 1,636,731.74, 2,453,522.91 and 838,389.26 is: 1,256,777.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,636,731.74 : 2,453,522.91 = 838,389.26 : x
  2. Step 2: Convert to fraction form
    1,636,731.74/2,453,522.91 = 838,389.26/x
  3. Step 3: Cross multiply
    1,636,731.74x = 2,453,522.91 × 838,389.26
  4. Step 4: Simplify right side
    1,636,731.74x = 2,057,007,244,640.33
  5. Step 5: Solve for x
    x = 2,057,007,244,640.33/1,636,731.74
  6. Step 6: Final answer
    x = 1,256,777.27

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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.