Home / 1,250,399.90-1,725,553.56-677,440.08

Finding the Fourth Proportional to 1,250,399.90, 1,725,553.56 and 677,440.08

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Solution

The fourth proportional to 1,250,399.90, 1,725,553.56 and 677,440.08 is: 934,868.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250,399.90 : 1,725,553.56 = 677,440.08 : x
  2. Step 2: Convert to fraction form
    1,250,399.90/1,725,553.56 = 677,440.08/x
  3. Step 3: Cross multiply
    1,250,399.90x = 1,725,553.56 × 677,440.08
  4. Step 4: Simplify right side
    1,250,399.90x = 1,168,959,141,730.68
  5. Step 5: Solve for x
    x = 1,168,959,141,730.68/1,250,399.90
  6. Step 6: Final answer
    x = 934,868.23

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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.