Home / 3,875,125.80-5,810,615.10-1,628,725.80

Finding the Fourth Proportional to 3,875,125.80, 5,810,615.10 and 1,628,725.80

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Solution

The fourth proportional to 3,875,125.80, 5,810,615.10 and 1,628,725.80 is: 2,442,217.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,875,125.80 : 5,810,615.10 = 1,628,725.80 : x
  2. Step 2: Convert to fraction form
    3,875,125.80/5,810,615.10 = 1,628,725.80/x
  3. Step 3: Cross multiply
    3,875,125.80x = 5,810,615.10 × 1,628,725.80
  4. Step 4: Simplify right side
    3,875,125.80x = 9,463,898,727,239.58
  5. Step 5: Solve for x
    x = 9,463,898,727,239.58/3,875,125.80
  6. Step 6: Final answer
    x = 2,442,217.16

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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.