Finding the Fourth Proportional to 1,449,893.76, 2,001,010.14 and 877,249.68
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Solution
The fourth proportional to 1,449,893.76, 2,001,010.14 and 877,249.68 is: 1,210,699.40
Step by Step Solution
- Step 1: Write the proportion equation
1,449,893.76 : 2,001,010.14 = 877,249.68 : x - Step 2: Convert to fraction form
1,449,893.76/2,001,010.14 = 877,249.68/x - Step 3: Cross multiply
1,449,893.76x = 2,001,010.14 × 877,249.68 - Step 4: Simplify right side
1,449,893.76x = 1,755,385,504,991.76 - Step 5: Solve for x
x = 1,755,385,504,991.76/1,449,893.76 - Step 6: Final answer
x = 1,210,699.40
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.