Finding the Fourth Proportional to 1,372,453.48, 2,056,403.82 and 971,104.84
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Solution
The fourth proportional to 1,372,453.48, 2,056,403.82 and 971,104.84 is: 1,455,046.55
Step by Step Solution
- Step 1: Write the proportion equation
1,372,453.48 : 2,056,403.82 = 971,104.84 : x - Step 2: Convert to fraction form
1,372,453.48/2,056,403.82 = 971,104.84/x - Step 3: Cross multiply
1,372,453.48x = 2,056,403.82 × 971,104.84 - Step 4: Simplify right side
1,372,453.48x = 1,996,983,702,596.49 - Step 5: Solve for x
x = 1,996,983,702,596.49/1,372,453.48 - Step 6: Final answer
x = 1,455,046.55
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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.