Finding the Fourth Proportional to 1,295,441.08, 1,943,219.98 and 396,817.32
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Solution
The fourth proportional to 1,295,441.08, 1,943,219.98 and 396,817.32 is: 595,243.86
Step by Step Solution
- Step 1: Write the proportion equation
1,295,441.08 : 1,943,219.98 = 396,817.32 : x - Step 2: Convert to fraction form
1,295,441.08/1,943,219.98 = 396,817.32/x - Step 3: Cross multiply
1,295,441.08x = 1,943,219.98 × 396,817.32 - Step 4: Simplify right side
1,295,441.08x = 771,103,344,634.05 - Step 5: Solve for x
x = 771,103,344,634.05/1,295,441.08 - Step 6: Final answer
x = 595,243.86
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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.