Home / 3,705,847.54-5,559,219.80-1,309,201.72

Finding the Fourth Proportional to 3,705,847.54, 5,559,219.80 and 1,309,201.72

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Solution

The fourth proportional to 3,705,847.54, 5,559,219.80 and 1,309,201.72 is: 1,963,961.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,705,847.54 : 5,559,219.80 = 1,309,201.72 : x
  2. Step 2: Convert to fraction form
    3,705,847.54/5,559,219.80 = 1,309,201.72/x
  3. Step 3: Cross multiply
    3,705,847.54x = 5,559,219.80 × 1,309,201.72
  4. Step 4: Simplify right side
    3,705,847.54x = 7,278,140,124,018.06
  5. Step 5: Solve for x
    x = 7,278,140,124,018.06/3,705,847.54
  6. Step 6: Final answer
    x = 1,963,961.02

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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.