Finding the Fourth Proportional to 1,415,062.08, 2,120,821.46 and 1,114,355
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Solution
The fourth proportional to 1,415,062.08, 2,120,821.46 and 1,114,355 is: 1,670,137.33
Step by Step Solution
- Step 1: Write the proportion equation
1,415,062.08 : 2,120,821.46 = 1,114,355 : x - Step 2: Convert to fraction form
1,415,062.08/2,120,821.46 = 1,114,355/x - Step 3: Cross multiply
1,415,062.08x = 2,120,821.46 × 1,114,355 - Step 4: Simplify right side
1,415,062.08x = 2,363,347,998,058.30 - Step 5: Solve for x
x = 2,363,347,998,058.30/1,415,062.08 - Step 6: Final answer
x = 1,670,137.33
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.