Home / 1,715,187.94-2,572,835.21-635,969.05

Finding the Fourth Proportional to 1,715,187.94, 2,572,835.21 and 635,969.05

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Solution

The fourth proportional to 1,715,187.94, 2,572,835.21 and 635,969.05 is: 953,973.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,715,187.94 : 2,572,835.21 = 635,969.05 : x
  2. Step 2: Convert to fraction form
    1,715,187.94/2,572,835.21 = 635,969.05/x
  3. Step 3: Cross multiply
    1,715,187.94x = 2,572,835.21 × 635,969.05
  4. Step 4: Simplify right side
    1,715,187.94x = 1,636,243,560,660.53
  5. Step 5: Solve for x
    x = 1,636,243,560,660.53/1,715,187.94
  6. Step 6: Final answer
    x = 953,973.34

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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.