Home / 1,693,885.65-2,540,830.11-1,393,735.29

Finding the Fourth Proportional to 1,693,885.65, 2,540,830.11 and 1,393,735.29

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Solution

The fourth proportional to 1,693,885.65, 2,540,830.11 and 1,393,735.29 is: 2,090,604.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,693,885.65 : 2,540,830.11 = 1,393,735.29 : x
  2. Step 2: Convert to fraction form
    1,693,885.65/2,540,830.11 = 1,393,735.29/x
  3. Step 3: Cross multiply
    1,693,885.65x = 2,540,830.11 × 1,393,735.29
  4. Step 4: Simplify right side
    1,693,885.65x = 3,541,244,590,201.58
  5. Step 5: Solve for x
    x = 3,541,244,590,201.58/1,693,885.65
  6. Step 6: Final answer
    x = 2,090,604.28

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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.