Home / 2,085,950.70-3,128,148.45-823,517.10

Finding the Fourth Proportional to 2,085,950.70, 3,128,148.45 and 823,517.10

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Solution

The fourth proportional to 2,085,950.70, 3,128,148.45 and 823,517.10 is: 1,234,968.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,085,950.70 : 3,128,148.45 = 823,517.10 : x
  2. Step 2: Convert to fraction form
    2,085,950.70/3,128,148.45 = 823,517.10/x
  3. Step 3: Cross multiply
    2,085,950.70x = 3,128,148.45 × 823,517.10
  4. Step 4: Simplify right side
    2,085,950.70x = 2,576,083,739,913.50
  5. Step 5: Solve for x
    x = 2,576,083,739,913.50/2,085,950.70
  6. Step 6: Final answer
    x = 1,234,968.66

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1.5x scale

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.