Home / 1,126,223.15-1,552,942.62-717,677.91

Finding the Fourth Proportional to 1,126,223.15, 1,552,942.62 and 717,677.91

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Solution

The fourth proportional to 1,126,223.15, 1,552,942.62 and 717,677.91 is: 989,601.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,223.15 : 1,552,942.62 = 717,677.91 : x
  2. Step 2: Convert to fraction form
    1,126,223.15/1,552,942.62 = 717,677.91/x
  3. Step 3: Cross multiply
    1,126,223.15x = 1,552,942.62 × 717,677.91
  4. Step 4: Simplify right side
    1,126,223.15x = 1,114,512,613,871.52
  5. Step 5: Solve for x
    x = 1,114,512,613,871.52/1,126,223.15
  6. Step 6: Final answer
    x = 989,601.94

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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.