Home / 1,629,682.23-2,446,923.02-911,431.17

Finding the Fourth Proportional to 1,629,682.23, 2,446,923.02 and 911,431.17

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Solution

The fourth proportional to 1,629,682.23, 2,446,923.02 and 911,431.17 is: 1,368,488.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,629,682.23 : 2,446,923.02 = 911,431.17 : x
  2. Step 2: Convert to fraction form
    1,629,682.23/2,446,923.02 = 911,431.17/x
  3. Step 3: Cross multiply
    1,629,682.23x = 2,446,923.02 × 911,431.17
  4. Step 4: Simplify right side
    1,629,682.23x = 2,230,201,911,018.53
  5. Step 5: Solve for x
    x = 2,230,201,911,018.53/1,629,682.23
  6. Step 6: Final answer
    x = 1,368,488.82

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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.