Home / 1,647,072.60-2,470,608.90-849,911.10

Finding the Fourth Proportional to 1,647,072.60, 2,470,608.90 and 849,911.10

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Solution

The fourth proportional to 1,647,072.60, 2,470,608.90 and 849,911.10 is: 1,274,866.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,647,072.60 : 2,470,608.90 = 849,911.10 : x
  2. Step 2: Convert to fraction form
    1,647,072.60/2,470,608.90 = 849,911.10/x
  3. Step 3: Cross multiply
    1,647,072.60x = 2,470,608.90 × 849,911.10
  4. Step 4: Simplify right side
    1,647,072.60x = 2,099,797,927,868.79
  5. Step 5: Solve for x
    x = 2,099,797,927,868.79/1,647,072.60
  6. Step 6: Final answer
    x = 1,274,866.65

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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.