Home / 3,028,783.20-4,543,174.80-1,109,690.70

Finding the Fourth Proportional to 3,028,783.20, 4,543,174.80 and 1,109,690.70

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Solution

The fourth proportional to 3,028,783.20, 4,543,174.80 and 1,109,690.70 is: 1,664,536.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,028,783.20 : 4,543,174.80 = 1,109,690.70 : x
  2. Step 2: Convert to fraction form
    3,028,783.20/4,543,174.80 = 1,109,690.70/x
  3. Step 3: Cross multiply
    3,028,783.20x = 4,543,174.80 × 1,109,690.70
  4. Step 4: Simplify right side
    3,028,783.20x = 5,041,518,824,034.36
  5. Step 5: Solve for x
    x = 5,041,518,824,034.36/3,028,783.20
  6. Step 6: Final answer
    x = 1,664,536.05

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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.