Home / 1,481,129.88-2,043,960.66-836,551.32

Finding the Fourth Proportional to 1,481,129.88, 2,043,960.66 and 836,551.32

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Solution

The fourth proportional to 1,481,129.88, 2,043,960.66 and 836,551.32 is: 1,154,441.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,481,129.88 : 2,043,960.66 = 836,551.32 : x
  2. Step 2: Convert to fraction form
    1,481,129.88/2,043,960.66 = 836,551.32/x
  3. Step 3: Cross multiply
    1,481,129.88x = 2,043,960.66 × 836,551.32
  4. Step 4: Simplify right side
    1,481,129.88x = 1,709,877,988,151.07
  5. Step 5: Solve for x
    x = 1,709,877,988,151.07/1,481,129.88
  6. Step 6: Final answer
    x = 1,154,441.63

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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.