Home / 1,554,042-2,331,195.03-432,111

Finding the Fourth Proportional to 1,554,042, 2,331,195.03 and 432,111

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Solution

The fourth proportional to 1,554,042, 2,331,195.03 and 432,111 is: 648,203.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,554,042 : 2,331,195.03 = 432,111 : x
  2. Step 2: Convert to fraction form
    1,554,042/2,331,195.03 = 432,111/x
  3. Step 3: Cross multiply
    1,554,042x = 2,331,195.03 × 432,111
  4. Step 4: Simplify right side
    1,554,042x = 1,007,335,015,608.33
  5. Step 5: Solve for x
    x = 1,007,335,015,608.33/1,554,042
  6. Step 6: Final answer
    x = 648,203.21

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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.