Home / 1,874,576.04-2,586,917.43-1,015,137.78

Finding the Fourth Proportional to 1,874,576.04, 2,586,917.43 and 1,015,137.78

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Solution

The fourth proportional to 1,874,576.04, 2,586,917.43 and 1,015,137.78 is: 1,400,891.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,874,576.04 : 2,586,917.43 = 1,015,137.78 : x
  2. Step 2: Convert to fraction form
    1,874,576.04/2,586,917.43 = 1,015,137.78/x
  3. Step 3: Cross multiply
    1,874,576.04x = 2,586,917.43 × 1,015,137.78
  4. Step 4: Simplify right side
    1,874,576.04x = 2,626,077,616,933.51
  5. Step 5: Solve for x
    x = 2,626,077,616,933.51/1,874,576.04
  6. Step 6: Final answer
    x = 1,400,891.49

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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.