Home / 3,388,528.69-4,676,202.39-1,860,668.62

Finding the Fourth Proportional to 3,388,528.69, 4,676,202.39 and 1,860,668.62

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Solution

The fourth proportional to 3,388,528.69, 4,676,202.39 and 1,860,668.62 is: 2,567,740.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,388,528.69 : 4,676,202.39 = 1,860,668.62 : x
  2. Step 2: Convert to fraction form
    3,388,528.69/4,676,202.39 = 1,860,668.62/x
  3. Step 3: Cross multiply
    3,388,528.69x = 4,676,202.39 × 1,860,668.62
  4. Step 4: Simplify right side
    3,388,528.69x = 8,700,863,043,129.00
  5. Step 5: Solve for x
    x = 8,700,863,043,129.00/3,388,528.69
  6. Step 6: Final answer
    x = 2,567,740.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.