Finding the Fourth Proportional to 1,752,976.08, 2,629,464.12 and 423,280.08
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Solution
The fourth proportional to 1,752,976.08, 2,629,464.12 and 423,280.08 is: 634,920.12
Step by Step Solution
- Step 1: Write the proportion equation
1,752,976.08 : 2,629,464.12 = 423,280.08 : x - Step 2: Convert to fraction form
1,752,976.08/2,629,464.12 = 423,280.08/x - Step 3: Cross multiply
1,752,976.08x = 2,629,464.12 × 423,280.08 - Step 4: Simplify right side
1,752,976.08x = 1,112,999,783,070.73 - Step 5: Solve for x
x = 1,112,999,783,070.73/1,752,976.08 - Step 6: Final answer
x = 634,920.12
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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.