Home / 1,019,897.43-1,529,900.76-261,745.43

Finding the Fourth Proportional to 1,019,897.43, 1,529,900.76 and 261,745.43

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Solution

The fourth proportional to 1,019,897.43, 1,529,900.76 and 261,745.43 is: 392,632.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,897.43 : 1,529,900.76 = 261,745.43 : x
  2. Step 2: Convert to fraction form
    1,019,897.43/1,529,900.76 = 261,745.43/x
  3. Step 3: Cross multiply
    1,019,897.43x = 1,529,900.76 × 261,745.43
  4. Step 4: Simplify right side
    1,019,897.43x = 400,444,525,615.57
  5. Step 5: Solve for x
    x = 400,444,525,615.57/1,019,897.43
  6. Step 6: Final answer
    x = 392,632.16

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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.