Finding the Fourth Proportional to 1,722,621.18, 2,583,932.58 and 774,884.64
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Solution
The fourth proportional to 1,722,621.18, 2,583,932.58 and 774,884.64 is: 1,162,327.32
Step by Step Solution
- Step 1: Write the proportion equation
1,722,621.18 : 2,583,932.58 = 774,884.64 : x - Step 2: Convert to fraction form
1,722,621.18/2,583,932.58 = 774,884.64/x - Step 3: Cross multiply
1,722,621.18x = 2,583,932.58 × 774,884.64 - Step 4: Simplify right side
1,722,621.18x = 2,002,249,667,037.57 - Step 5: Solve for x
x = 2,002,249,667,037.57/1,722,621.18 - Step 6: Final answer
x = 1,162,327.32
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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.