Home / 1,860,622.80-2,790,934.20-530,926.80

Finding the Fourth Proportional to 1,860,622.80, 2,790,934.20 and 530,926.80

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Solution

The fourth proportional to 1,860,622.80, 2,790,934.20 and 530,926.80 is: 796,390.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,860,622.80 : 2,790,934.20 = 530,926.80 : x
  2. Step 2: Convert to fraction form
    1,860,622.80/2,790,934.20 = 530,926.80/x
  3. Step 3: Cross multiply
    1,860,622.80x = 2,790,934.20 × 530,926.80
  4. Step 4: Simplify right side
    1,860,622.80x = 1,481,781,763,816.56
  5. Step 5: Solve for x
    x = 1,481,781,763,816.56/1,860,622.80
  6. Step 6: Final answer
    x = 796,390.20

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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.