Home / 3,678,622.20-5,518,106.10-1,154,359.80

Finding the Fourth Proportional to 3,678,622.20, 5,518,106.10 and 1,154,359.80

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Solution

The fourth proportional to 3,678,622.20, 5,518,106.10 and 1,154,359.80 is: 1,731,593.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,678,622.20 : 5,518,106.10 = 1,154,359.80 : x
  2. Step 2: Convert to fraction form
    3,678,622.20/5,518,106.10 = 1,154,359.80/x
  3. Step 3: Cross multiply
    3,678,622.20x = 5,518,106.10 × 1,154,359.80
  4. Step 4: Simplify right side
    3,678,622.20x = 6,369,879,853,974.78
  5. Step 5: Solve for x
    x = 6,369,879,853,974.78/3,678,622.20
  6. Step 6: Final answer
    x = 1,731,593.93

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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.