Home / 4,258,450.71-6,388,682.90-1,379,812.77

Finding the Fourth Proportional to 4,258,450.71, 6,388,682.90 and 1,379,812.77

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Solution

The fourth proportional to 4,258,450.71, 6,388,682.90 and 1,379,812.77 is: 2,070,045.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,258,450.71 : 6,388,682.90 = 1,379,812.77 : x
  2. Step 2: Convert to fraction form
    4,258,450.71/6,388,682.90 = 1,379,812.77/x
  3. Step 3: Cross multiply
    4,258,450.71x = 6,388,682.90 × 1,379,812.77
  4. Step 4: Simplify right side
    4,258,450.71x = 8,815,186,242,001.57
  5. Step 5: Solve for x
    x = 8,815,186,242,001.57/4,258,450.71
  6. Step 6: Final answer
    x = 2,070,045.39

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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.