Home / 4,669,940.26-7,005,120.27-1,431,240.67

Finding the Fourth Proportional to 4,669,940.26, 7,005,120.27 and 1,431,240.67

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Solution

The fourth proportional to 4,669,940.26, 7,005,120.27 and 1,431,240.67 is: 2,146,925.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,669,940.26 : 7,005,120.27 = 1,431,240.67 : x
  2. Step 2: Convert to fraction form
    4,669,940.26/7,005,120.27 = 1,431,240.67/x
  3. Step 3: Cross multiply
    4,669,940.26x = 7,005,120.27 × 1,431,240.67
  4. Step 4: Simplify right side
    4,669,940.26x = 10,026,013,028,665.38
  5. Step 5: Solve for x
    x = 10,026,013,028,665.38/4,669,940.26
  6. Step 6: Final answer
    x = 2,146,925.33

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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.