Home / 1,940,828.80-2,678,354.74-1,125,516.57

Finding the Fourth Proportional to 1,940,828.80, 2,678,354.74 and 1,125,516.57

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Solution

The fourth proportional to 1,940,828.80, 2,678,354.74 and 1,125,516.57 is: 1,553,219.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,940,828.80 : 2,678,354.74 = 1,125,516.57 : x
  2. Step 2: Convert to fraction form
    1,940,828.80/2,678,354.74 = 1,125,516.57/x
  3. Step 3: Cross multiply
    1,940,828.80x = 2,678,354.74 × 1,125,516.57
  4. Step 4: Simplify right side
    1,940,828.80x = 3,014,532,640,208.04
  5. Step 5: Solve for x
    x = 3,014,532,640,208.04/1,940,828.80
  6. Step 6: Final answer
    x = 1,553,219.24

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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.