Home / 1,623,304-2,240,167.20-907,912

Finding the Fourth Proportional to 1,623,304, 2,240,167.20 and 907,912

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Solution

The fourth proportional to 1,623,304, 2,240,167.20 and 907,912 is: 1,252,922.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,623,304 : 2,240,167.20 = 907,912 : x
  2. Step 2: Convert to fraction form
    1,623,304/2,240,167.20 = 907,912/x
  3. Step 3: Cross multiply
    1,623,304x = 2,240,167.20 × 907,912
  4. Step 4: Simplify right side
    1,623,304x = 2,033,874,682,886.40
  5. Step 5: Solve for x
    x = 2,033,874,682,886.40/1,623,304
  6. Step 6: Final answer
    x = 1,252,922.86

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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.