Home / 1,230,896.90-1,847,170.14-432,180.98

Finding the Fourth Proportional to 1,230,896.90, 1,847,170.14 and 432,180.98

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Solution

The fourth proportional to 1,230,896.90, 1,847,170.14 and 432,180.98 is: 648,561.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,230,896.90 : 1,847,170.14 = 432,180.98 : x
  2. Step 2: Convert to fraction form
    1,230,896.90/1,847,170.14 = 432,180.98/x
  3. Step 3: Cross multiply
    1,230,896.90x = 1,847,170.14 × 432,180.98
  4. Step 4: Simplify right side
    1,230,896.90x = 798,311,801,331.94
  5. Step 5: Solve for x
    x = 798,311,801,331.94/1,230,896.90
  6. Step 6: Final answer
    x = 648,561.06

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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.