Home / 3,673,114.40-5,509,671.60-2,777,319.20

Finding the Fourth Proportional to 3,673,114.40, 5,509,671.60 and 2,777,319.20

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Solution

The fourth proportional to 3,673,114.40, 5,509,671.60 and 2,777,319.20 is: 4,165,978.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,673,114.40 : 5,509,671.60 = 2,777,319.20 : x
  2. Step 2: Convert to fraction form
    3,673,114.40/5,509,671.60 = 2,777,319.20/x
  3. Step 3: Cross multiply
    3,673,114.40x = 5,509,671.60 × 2,777,319.20
  4. Step 4: Simplify right side
    3,673,114.40x = 15,302,116,720,374.72
  5. Step 5: Solve for x
    x = 15,302,116,720,374.72/3,673,114.40
  6. Step 6: Final answer
    x = 4,165,978.80

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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.