Home / 1,694,997.77-2,339,114.10-920,636.10

Finding the Fourth Proportional to 1,694,997.77, 2,339,114.10 and 920,636.10

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Solution

The fourth proportional to 1,694,997.77, 2,339,114.10 and 920,636.10 is: 1,270,487.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,694,997.77 : 2,339,114.10 = 920,636.10 : x
  2. Step 2: Convert to fraction form
    1,694,997.77/2,339,114.10 = 920,636.10/x
  3. Step 3: Cross multiply
    1,694,997.77x = 2,339,114.10 × 920,636.10
  4. Step 4: Simplify right side
    1,694,997.77x = 2,153,472,884,205.20
  5. Step 5: Solve for x
    x = 2,153,472,884,205.20/1,694,997.77
  6. Step 6: Final answer
    x = 1,270,487.15

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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.