Home / 2,777,942.40-3,833,542.08-1,570,723.20

Finding the Fourth Proportional to 2,777,942.40, 3,833,542.08 and 1,570,723.20

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Solution

The fourth proportional to 2,777,942.40, 3,833,542.08 and 1,570,723.20 is: 2,167,587.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,777,942.40 : 3,833,542.08 = 1,570,723.20 : x
  2. Step 2: Convert to fraction form
    2,777,942.40/3,833,542.08 = 1,570,723.20/x
  3. Step 3: Cross multiply
    2,777,942.40x = 3,833,542.08 × 1,570,723.20
  4. Step 4: Simplify right side
    2,777,942.40x = 6,021,433,483,232.26
  5. Step 5: Solve for x
    x = 6,021,433,483,232.26/2,777,942.40
  6. Step 6: Final answer
    x = 2,167,587.59

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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.