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Finding the Fourth Proportional to 5,494,852.60, 8,243,534.60 and 1,900,616.51

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Solution

The fourth proportional to 5,494,852.60, 8,243,534.60 and 1,900,616.51 is: 2,851,359.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,494,852.60 : 8,243,534.60 = 1,900,616.51 : x
  2. Step 2: Convert to fraction form
    5,494,852.60/8,243,534.60 = 1,900,616.51/x
  3. Step 3: Cross multiply
    5,494,852.60x = 8,243,534.60 × 1,900,616.51
  4. Step 4: Simplify right side
    5,494,852.60x = 15,667,797,979,749.31
  5. Step 5: Solve for x
    x = 15,667,797,979,749.31/5,494,852.60
  6. Step 6: Final answer
    x = 2,851,359.10

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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.