Home / 6,178,015.20-9,267,897.60-1,917,739.20

Finding the Fourth Proportional to 6,178,015.20, 9,267,897.60 and 1,917,739.20

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Solution

The fourth proportional to 6,178,015.20, 9,267,897.60 and 1,917,739.20 is: 2,876,880.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,178,015.20 : 9,267,897.60 = 1,917,739.20 : x
  2. Step 2: Convert to fraction form
    6,178,015.20/9,267,897.60 = 1,917,739.20/x
  3. Step 3: Cross multiply
    6,178,015.20x = 9,267,897.60 × 1,917,739.20
  4. Step 4: Simplify right side
    6,178,015.20x = 17,773,410,529,105.92
  5. Step 5: Solve for x
    x = 17,773,410,529,105.92/6,178,015.20
  6. Step 6: Final answer
    x = 2,876,880.35

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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.