Home / 1,728,090.35-2,384,898.77-953,872.91

Finding the Fourth Proportional to 1,728,090.35, 2,384,898.77 and 953,872.91

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Solution

The fourth proportional to 1,728,090.35, 2,384,898.77 and 953,872.91 is: 1,316,418.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,728,090.35 : 2,384,898.77 = 953,872.91 : x
  2. Step 2: Convert to fraction form
    1,728,090.35/2,384,898.77 = 953,872.91/x
  3. Step 3: Cross multiply
    1,728,090.35x = 2,384,898.77 × 953,872.91
  4. Step 4: Simplify right side
    1,728,090.35x = 2,274,890,325,025.96
  5. Step 5: Solve for x
    x = 2,274,890,325,025.96/1,728,090.35
  6. Step 6: Final answer
    x = 1,316,418.63

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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.