Home / 1,400,606.64-2,100,984.51-441,137.34

Finding the Fourth Proportional to 1,400,606.64, 2,100,984.51 and 441,137.34

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Solution

The fourth proportional to 1,400,606.64, 2,100,984.51 and 441,137.34 is: 661,729.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,400,606.64 : 2,100,984.51 = 441,137.34 : x
  2. Step 2: Convert to fraction form
    1,400,606.64/2,100,984.51 = 441,137.34/x
  3. Step 3: Cross multiply
    1,400,606.64x = 2,100,984.51 × 441,137.34
  4. Step 4: Simplify right side
    1,400,606.64x = 926,822,718,122.60
  5. Step 5: Solve for x
    x = 926,822,718,122.60/1,400,606.64
  6. Step 6: Final answer
    x = 661,729.49

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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.