Home / 1,124,923.38-1,687,516.14-395,222.34

Finding the Fourth Proportional to 1,124,923.38, 1,687,516.14 and 395,222.34

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Solution

The fourth proportional to 1,124,923.38, 1,687,516.14 and 395,222.34 is: 592,879.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,923.38 : 1,687,516.14 = 395,222.34 : x
  2. Step 2: Convert to fraction form
    1,124,923.38/1,687,516.14 = 395,222.34/x
  3. Step 3: Cross multiply
    1,124,923.38x = 1,687,516.14 × 395,222.34
  4. Step 4: Simplify right side
    1,124,923.38x = 666,944,077,638.57
  5. Step 5: Solve for x
    x = 666,944,077,638.57/1,124,923.38
  6. Step 6: Final answer
    x = 592,879.56

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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.