Home / 3,027,900.72-4,178,827.08-1,851,190.05

Finding the Fourth Proportional to 3,027,900.72, 4,178,827.08 and 1,851,190.05

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Solution

The fourth proportional to 3,027,900.72, 4,178,827.08 and 1,851,190.05 is: 2,554,840.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,027,900.72 : 4,178,827.08 = 1,851,190.05 : x
  2. Step 2: Convert to fraction form
    3,027,900.72/4,178,827.08 = 1,851,190.05/x
  3. Step 3: Cross multiply
    3,027,900.72x = 4,178,827.08 × 1,851,190.05
  4. Step 4: Simplify right side
    3,027,900.72x = 7,735,803,108,537.54
  5. Step 5: Solve for x
    x = 7,735,803,108,537.54/3,027,900.72
  6. Step 6: Final answer
    x = 2,554,840.41

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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.