Home / 1,677,136.61-2,314,448.51-913,190.18

Finding the Fourth Proportional to 1,677,136.61, 2,314,448.51 and 913,190.18

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Solution

The fourth proportional to 1,677,136.61, 2,314,448.51 and 913,190.18 is: 1,260,202.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,677,136.61 : 2,314,448.51 = 913,190.18 : x
  2. Step 2: Convert to fraction form
    1,677,136.61/2,314,448.51 = 913,190.18/x
  3. Step 3: Cross multiply
    1,677,136.61x = 2,314,448.51 × 913,190.18
  4. Step 4: Simplify right side
    1,677,136.61x = 2,113,531,635,309.44
  5. Step 5: Solve for x
    x = 2,113,531,635,309.44/1,677,136.61
  6. Step 6: Final answer
    x = 1,260,202.44

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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.