Home / 2,109,702.32-3,164,553.49-512,254.66

Finding the Fourth Proportional to 2,109,702.32, 3,164,553.49 and 512,254.66

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Solution

The fourth proportional to 2,109,702.32, 3,164,553.49 and 512,254.66 is: 768,381.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,109,702.32 : 3,164,553.49 = 512,254.66 : x
  2. Step 2: Convert to fraction form
    2,109,702.32/3,164,553.49 = 512,254.66/x
  3. Step 3: Cross multiply
    2,109,702.32x = 3,164,553.49 × 512,254.66
  4. Step 4: Simplify right side
    2,109,702.32x = 1,621,057,256,249.00
  5. Step 5: Solve for x
    x = 1,621,057,256,249.00/2,109,702.32
  6. Step 6: Final answer
    x = 768,381.98

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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.