Home / 2,636,844.80-3,950,018.40-1,375,383.20

Finding the Fourth Proportional to 2,636,844.80, 3,950,018.40 and 1,375,383.20

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Solution

The fourth proportional to 2,636,844.80, 3,950,018.40 and 1,375,383.20 is: 2,060,337.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,636,844.80 : 3,950,018.40 = 1,375,383.20 : x
  2. Step 2: Convert to fraction form
    2,636,844.80/3,950,018.40 = 1,375,383.20/x
  3. Step 3: Cross multiply
    2,636,844.80x = 3,950,018.40 × 1,375,383.20
  4. Step 4: Simplify right side
    2,636,844.80x = 5,432,788,947,050.88
  5. Step 5: Solve for x
    x = 5,432,788,947,050.88/2,636,844.80
  6. Step 6: Final answer
    x = 2,060,337.02

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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.