Home / 1,300,600.20-1,950,900.30-922,686.60

Finding the Fourth Proportional to 1,300,600.20, 1,950,900.30 and 922,686.60

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Solution

The fourth proportional to 1,300,600.20, 1,950,900.30 and 922,686.60 is: 1,384,029.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,300,600.20 : 1,950,900.30 = 922,686.60 : x
  2. Step 2: Convert to fraction form
    1,300,600.20/1,950,900.30 = 922,686.60/x
  3. Step 3: Cross multiply
    1,300,600.20x = 1,950,900.30 × 922,686.60
  4. Step 4: Simplify right side
    1,300,600.20x = 1,800,069,564,745.98
  5. Step 5: Solve for x
    x = 1,800,069,564,745.98/1,300,600.20
  6. Step 6: Final answer
    x = 1,384,029.90

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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.