Home / 1,623,296-2,240,156.16-907,904

Finding the Fourth Proportional to 1,623,296, 2,240,156.16 and 907,904

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Solution

The fourth proportional to 1,623,296, 2,240,156.16 and 907,904 is: 1,252,911.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,623,296 : 2,240,156.16 = 907,904 : x
  2. Step 2: Convert to fraction form
    1,623,296/2,240,156.16 = 907,904/x
  3. Step 3: Cross multiply
    1,623,296x = 2,240,156.16 × 907,904
  4. Step 4: Simplify right side
    1,623,296x = 2,033,846,738,288.64
  5. Step 5: Solve for x
    x = 2,033,846,738,288.64/1,623,296
  6. Step 6: Final answer
    x = 1,252,911.82

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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.