Home / 1,366,986.80-2,050,469.40-356,106.80

Finding the Fourth Proportional to 1,366,986.80, 2,050,469.40 and 356,106.80

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Solution

The fourth proportional to 1,366,986.80, 2,050,469.40 and 356,106.80 is: 534,157.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,366,986.80 : 2,050,469.40 = 356,106.80 : x
  2. Step 2: Convert to fraction form
    1,366,986.80/2,050,469.40 = 356,106.80/x
  3. Step 3: Cross multiply
    1,366,986.80x = 2,050,469.40 × 356,106.80
  4. Step 4: Simplify right side
    1,366,986.80x = 730,186,096,531.92
  5. Step 5: Solve for x
    x = 730,186,096,531.92/1,366,986.80
  6. Step 6: Final answer
    x = 534,157.39

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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.