Home / 3,467,248.90-4,784,543.22-1,939,060.78

Finding the Fourth Proportional to 3,467,248.90, 4,784,543.22 and 1,939,060.78

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Solution

The fourth proportional to 3,467,248.90, 4,784,543.22 and 1,939,060.78 is: 2,675,758.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,467,248.90 : 4,784,543.22 = 1,939,060.78 : x
  2. Step 2: Convert to fraction form
    3,467,248.90/4,784,543.22 = 1,939,060.78/x
  3. Step 3: Cross multiply
    3,467,248.90x = 4,784,543.22 × 1,939,060.78
  4. Step 4: Simplify right side
    3,467,248.90x = 9,277,520,108,116.91
  5. Step 5: Solve for x
    x = 9,277,520,108,116.91/3,467,248.90
  6. Step 6: Final answer
    x = 2,675,758.32

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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.