Home / 4,258,468.41-6,388,709.46-1,379,830.47

Finding the Fourth Proportional to 4,258,468.41, 6,388,709.46 and 1,379,830.47

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Solution

The fourth proportional to 4,258,468.41, 6,388,709.46 and 1,379,830.47 is: 2,070,071.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,258,468.41 : 6,388,709.46 = 1,379,830.47 : x
  2. Step 2: Convert to fraction form
    4,258,468.41/6,388,709.46 = 1,379,830.47/x
  3. Step 3: Cross multiply
    4,258,468.41x = 6,388,709.46 × 1,379,830.47
  4. Step 4: Simplify right side
    4,258,468.41x = 8,815,335,976,885.25
  5. Step 5: Solve for x
    x = 8,815,335,976,885.25/4,258,468.41
  6. Step 6: Final answer
    x = 2,070,071.94

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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.