Home / 3,122,615.08-4,308,968.96-1,898,752.87

Finding the Fourth Proportional to 3,122,615.08, 4,308,968.96 and 1,898,752.87

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Solution

The fourth proportional to 3,122,615.08, 4,308,968.96 and 1,898,752.87 is: 2,620,133.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,122,615.08 : 4,308,968.96 = 1,898,752.87 : x
  2. Step 2: Convert to fraction form
    3,122,615.08/4,308,968.96 = 1,898,752.87/x
  3. Step 3: Cross multiply
    3,122,615.08x = 4,308,968.96 × 1,898,752.87
  4. Step 4: Simplify right side
    3,122,615.08x = 8,181,667,157,996.07
  5. Step 5: Solve for x
    x = 8,181,667,157,996.07/3,122,615.08
  6. Step 6: Final answer
    x = 2,620,133.11

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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.