Home / 1,554,039-2,331,190.53-432,108

Finding the Fourth Proportional to 1,554,039, 2,331,190.53 and 432,108

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Solution

The fourth proportional to 1,554,039, 2,331,190.53 and 432,108 is: 648,198.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,554,039 : 2,331,190.53 = 432,108 : x
  2. Step 2: Convert to fraction form
    1,554,039/2,331,190.53 = 432,108/x
  3. Step 3: Cross multiply
    1,554,039x = 2,331,190.53 × 432,108
  4. Step 4: Simplify right side
    1,554,039x = 1,007,326,077,537.24
  5. Step 5: Solve for x
    x = 1,007,326,077,537.24/1,554,039
  6. Step 6: Final answer
    x = 648,198.71

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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.