Home / 987,060.38-1,362,143.52-534,351.38

Finding the Fourth Proportional to 987,060.38, 1,362,143.52 and 534,351.38

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Solution

The fourth proportional to 987,060.38, 1,362,143.52 and 534,351.38 is: 737,405.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    987,060.38 : 1,362,143.52 = 534,351.38 : x
  2. Step 2: Convert to fraction form
    987,060.38/1,362,143.52 = 534,351.38/x
  3. Step 3: Cross multiply
    987,060.38x = 1,362,143.52 × 534,351.38
  4. Step 4: Simplify right side
    987,060.38x = 727,863,262,859.34
  5. Step 5: Solve for x
    x = 727,863,262,859.34/987,060.38
  6. Step 6: Final answer
    x = 737,405.01

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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.