Home / 1,911,761.26-2,637,921.83-1,095,814.80

Finding the Fourth Proportional to 1,911,761.26, 2,637,921.83 and 1,095,814.80

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Solution

The fourth proportional to 1,911,761.26, 2,637,921.83 and 1,095,814.80 is: 1,512,047.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,911,761.26 : 2,637,921.83 = 1,095,814.80 : x
  2. Step 2: Convert to fraction form
    1,911,761.26/2,637,921.83 = 1,095,814.80/x
  3. Step 3: Cross multiply
    1,911,761.26x = 2,637,921.83 × 1,095,814.80
  4. Step 4: Simplify right side
    1,911,761.26x = 2,890,673,791,891.43
  5. Step 5: Solve for x
    x = 2,890,673,791,891.43/1,911,761.26
  6. Step 6: Final answer
    x = 1,512,047.48

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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.