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Finding the Fourth Proportional to 4,881,246.98, 7,321,944.35 and 1,847,798.39

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Solution

The fourth proportional to 4,881,246.98, 7,321,944.35 and 1,847,798.39 is: 2,771,725.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,881,246.98 : 7,321,944.35 = 1,847,798.39 : x
  2. Step 2: Convert to fraction form
    4,881,246.98/7,321,944.35 = 1,847,798.39/x
  3. Step 3: Cross multiply
    4,881,246.98x = 7,321,944.35 × 1,847,798.39
  4. Step 4: Simplify right side
    4,881,246.98x = 13,529,477,004,523.95
  5. Step 5: Solve for x
    x = 13,529,477,004,523.95/4,881,246.98
  6. Step 6: Final answer
    x = 2,771,725.56

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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.