Home / 1,116,300.29-1,541,125.57-854,161.41

Finding the Fourth Proportional to 1,116,300.29, 1,541,125.57 and 854,161.41

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Solution

The fourth proportional to 1,116,300.29, 1,541,125.57 and 854,161.41 is: 1,179,225.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,300.29 : 1,541,125.57 = 854,161.41 : x
  2. Step 2: Convert to fraction form
    1,116,300.29/1,541,125.57 = 854,161.41/x
  3. Step 3: Cross multiply
    1,116,300.29x = 1,541,125.57 × 854,161.41
  4. Step 4: Simplify right side
    1,116,300.29x = 1,316,369,987,722.85
  5. Step 5: Solve for x
    x = 1,316,369,987,722.85/1,116,300.29
  6. Step 6: Final answer
    x = 1,179,225.69

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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.