Home / 1,683,969.64-2,324,542.98-1,039,650.28

Finding the Fourth Proportional to 1,683,969.64, 2,324,542.98 and 1,039,650.28

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Solution

The fourth proportional to 1,683,969.64, 2,324,542.98 and 1,039,650.28 is: 1,435,127.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,683,969.64 : 2,324,542.98 = 1,039,650.28 : x
  2. Step 2: Convert to fraction form
    1,683,969.64/2,324,542.98 = 1,039,650.28/x
  3. Step 3: Cross multiply
    1,683,969.64x = 2,324,542.98 × 1,039,650.28
  4. Step 4: Simplify right side
    1,683,969.64x = 2,416,711,760,029.03
  5. Step 5: Solve for x
    x = 2,416,711,760,029.03/1,683,969.64
  6. Step 6: Final answer
    x = 1,435,127.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.