Home / 2,695,973.93-4,045,969.35-1,978,170.49

Finding the Fourth Proportional to 2,695,973.93, 4,045,969.35 and 1,978,170.49

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Solution

The fourth proportional to 2,695,973.93, 4,045,969.35 and 1,978,170.49 is: 2,968,729.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,695,973.93 : 4,045,969.35 = 1,978,170.49 : x
  2. Step 2: Convert to fraction form
    2,695,973.93/4,045,969.35 = 1,978,170.49/x
  3. Step 3: Cross multiply
    2,695,973.93x = 4,045,969.35 × 1,978,170.49
  4. Step 4: Simplify right side
    2,695,973.93x = 8,003,617,176,783.98
  5. Step 5: Solve for x
    x = 8,003,617,176,783.98/2,695,973.93
  6. Step 6: Final answer
    x = 2,968,729.44

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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.