Home / 4,258,466.65-6,388,706.84-1,379,828.71

Finding the Fourth Proportional to 4,258,466.65, 6,388,706.84 and 1,379,828.71

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Solution

The fourth proportional to 4,258,466.65, 6,388,706.84 and 1,379,828.71 is: 2,070,069.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,258,466.65 : 6,388,706.84 = 1,379,828.71 : x
  2. Step 2: Convert to fraction form
    4,258,466.65/6,388,706.84 = 1,379,828.71/x
  3. Step 3: Cross multiply
    4,258,466.65x = 6,388,706.84 × 1,379,828.71
  4. Step 4: Simplify right side
    4,258,466.65x = 8,815,321,094,734.47
  5. Step 5: Solve for x
    x = 8,815,321,094,734.47/4,258,466.65
  6. Step 6: Final answer
    x = 2,070,069.31

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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.