Home / 1,292,344.38-1,939,402.32-450,896.16

Finding the Fourth Proportional to 1,292,344.38, 1,939,402.32 and 450,896.16

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Solution

The fourth proportional to 1,292,344.38, 1,939,402.32 and 450,896.16 is: 676,653.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,292,344.38 : 1,939,402.32 = 450,896.16 : x
  2. Step 2: Convert to fraction form
    1,292,344.38/1,939,402.32 = 450,896.16/x
  3. Step 3: Cross multiply
    1,292,344.38x = 1,939,402.32 × 450,896.16
  4. Step 4: Simplify right side
    1,292,344.38x = 874,469,058,783.09
  5. Step 5: Solve for x
    x = 874,469,058,783.09/1,292,344.38
  6. Step 6: Final answer
    x = 676,653.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.