Home / 1,050,359.80-1,571,910.90-629,937.40

Finding the Fourth Proportional to 1,050,359.80, 1,571,910.90 and 629,937.40

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Solution

The fourth proportional to 1,050,359.80, 1,571,910.90 and 629,937.40 is: 942,729.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,050,359.80 : 1,571,910.90 = 629,937.40 : x
  2. Step 2: Convert to fraction form
    1,050,359.80/1,571,910.90 = 629,937.40/x
  3. Step 3: Cross multiply
    1,050,359.80x = 1,571,910.90 × 629,937.40
  4. Step 4: Simplify right side
    1,050,359.80x = 990,205,465,377.66
  5. Step 5: Solve for x
    x = 990,205,465,377.66/1,050,359.80
  6. Step 6: Final answer
    x = 942,729.78

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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.