Home / 3,154,815-4,353,644.70-1,796,814.36

Finding the Fourth Proportional to 3,154,815, 4,353,644.70 and 1,796,814.36

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Solution

The fourth proportional to 3,154,815, 4,353,644.70 and 1,796,814.36 is: 2,479,603.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,154,815 : 4,353,644.70 = 1,796,814.36 : x
  2. Step 2: Convert to fraction form
    3,154,815/4,353,644.70 = 1,796,814.36/x
  3. Step 3: Cross multiply
    3,154,815x = 4,353,644.70 × 1,796,814.36
  4. Step 4: Simplify right side
    3,154,815x = 7,822,691,315,297.89
  5. Step 5: Solve for x
    x = 7,822,691,315,297.89/3,154,815
  6. Step 6: Final answer
    x = 2,479,603.82

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1.5x scale

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.