Home / 1,331,943.72-1,997,583-522,492.66

Finding the Fourth Proportional to 1,331,943.72, 1,997,583 and 522,492.66

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Solution

The fourth proportional to 1,331,943.72, 1,997,583 and 522,492.66 is: 783,608.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,331,943.72 : 1,997,583 = 522,492.66 : x
  2. Step 2: Convert to fraction form
    1,331,943.72/1,997,583 = 522,492.66/x
  3. Step 3: Cross multiply
    1,331,943.72x = 1,997,583 × 522,492.66
  4. Step 4: Simplify right side
    1,331,943.72x = 1,043,722,455,240.78
  5. Step 5: Solve for x
    x = 1,043,722,455,240.78/1,331,943.72
  6. Step 6: Final answer
    x = 783,608.53

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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.