Home / 2,785,315.41-3,844,419.03-1,698,186.47

Finding the Fourth Proportional to 2,785,315.41, 3,844,419.03 and 1,698,186.47

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Solution

The fourth proportional to 2,785,315.41, 3,844,419.03 and 1,698,186.47 is: 2,343,914.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,785,315.41 : 3,844,419.03 = 1,698,186.47 : x
  2. Step 2: Convert to fraction form
    2,785,315.41/3,844,419.03 = 1,698,186.47/x
  3. Step 3: Cross multiply
    2,785,315.41x = 3,844,419.03 × 1,698,186.47
  4. Step 4: Simplify right side
    2,785,315.41x = 6,528,540,362,534.43
  5. Step 5: Solve for x
    x = 6,528,540,362,534.43/2,785,315.41
  6. Step 6: Final answer
    x = 2,343,914.21

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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.