Finding the Fourth Proportional to 1,318,037.24, 1,976,848.50 and 371,507.96
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Solution
The fourth proportional to 1,318,037.24, 1,976,848.50 and 371,507.96 is: 557,203.49
Step by Step Solution
- Step 1: Write the proportion equation
1,318,037.24 : 1,976,848.50 = 371,507.96 : x - Step 2: Convert to fraction form
1,318,037.24/1,976,848.50 = 371,507.96/x - Step 3: Cross multiply
1,318,037.24x = 1,976,848.50 × 371,507.96 - Step 4: Simplify right side
1,318,037.24x = 734,414,953,464.06 - Step 5: Solve for x
x = 734,414,953,464.06/1,318,037.24 - Step 6: Final answer
x = 557,203.49
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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.