Home / 1,113,161.28-1,536,165.51-603,863.66

Finding the Fourth Proportional to 1,113,161.28, 1,536,165.51 and 603,863.66

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Solution

The fourth proportional to 1,113,161.28, 1,536,165.51 and 603,863.66 is: 833,333.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,113,161.28 : 1,536,165.51 = 603,863.66 : x
  2. Step 2: Convert to fraction form
    1,113,161.28/1,536,165.51 = 603,863.66/x
  3. Step 3: Cross multiply
    1,113,161.28x = 1,536,165.51 × 603,863.66
  4. Step 4: Simplify right side
    1,113,161.28x = 927,634,519,553.54
  5. Step 5: Solve for x
    x = 927,634,519,553.54/1,113,161.28
  6. Step 6: Final answer
    x = 833,333.44

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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.