Home / 3,816,878.77-5,725,314.51-976,986.37

Finding the Fourth Proportional to 3,816,878.77, 5,725,314.51 and 976,986.37

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Solution

The fourth proportional to 3,816,878.77, 5,725,314.51 and 976,986.37 is: 1,465,478.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,816,878.77 : 5,725,314.51 = 976,986.37 : x
  2. Step 2: Convert to fraction form
    3,816,878.77/5,725,314.51 = 976,986.37/x
  3. Step 3: Cross multiply
    3,816,878.77x = 5,725,314.51 × 976,986.37
  4. Step 4: Simplify right side
    3,816,878.77x = 5,593,554,240,233.23
  5. Step 5: Solve for x
    x = 5,593,554,240,233.23/3,816,878.77
  6. Step 6: Final answer
    x = 1,465,478.62

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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.