Home / 1,571,729.94-2,355,622.02-672,113.43

Finding the Fourth Proportional to 1,571,729.94, 2,355,622.02 and 672,113.43

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Solution

The fourth proportional to 1,571,729.94, 2,355,622.02 and 672,113.43 is: 1,007,326.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,571,729.94 : 2,355,622.02 = 672,113.43 : x
  2. Step 2: Convert to fraction form
    1,571,729.94/2,355,622.02 = 672,113.43/x
  3. Step 3: Cross multiply
    1,571,729.94x = 2,355,622.02 × 672,113.43
  4. Step 4: Simplify right side
    1,571,729.94x = 1,583,245,195,645.73
  5. Step 5: Solve for x
    x = 1,583,245,195,645.73/1,571,729.94
  6. Step 6: Final answer
    x = 1,007,326.48

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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.