Home / 1,728,061.70-2,384,721.14-1,003,333.64

Finding the Fourth Proportional to 1,728,061.70, 2,384,721.14 and 1,003,333.64

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Solution

The fourth proportional to 1,728,061.70, 2,384,721.14 and 1,003,333.64 is: 1,384,598.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,728,061.70 : 2,384,721.14 = 1,003,333.64 : x
  2. Step 2: Convert to fraction form
    1,728,061.70/2,384,721.14 = 1,003,333.64/x
  3. Step 3: Cross multiply
    1,728,061.70x = 2,384,721.14 × 1,003,333.64
  4. Step 4: Simplify right side
    1,728,061.70x = 2,392,670,924,840.88
  5. Step 5: Solve for x
    x = 2,392,670,924,840.88/1,728,061.70
  6. Step 6: Final answer
    x = 1,384,598.09

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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.