Finding the Fourth Proportional to 1,400,637.44, 2,101,612.26 and 690,277.97
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Solution
The fourth proportional to 1,400,637.44, 2,101,612.26 and 690,277.97 is: 1,035,740.30
Step by Step Solution
- Step 1: Write the proportion equation
1,400,637.44 : 2,101,612.26 = 690,277.97 : x - Step 2: Convert to fraction form
1,400,637.44/2,101,612.26 = 690,277.97/x - Step 3: Cross multiply
1,400,637.44x = 2,101,612.26 × 690,277.97 - Step 4: Simplify right side
1,400,637.44x = 1,450,696,634,051.85 - Step 5: Solve for x
x = 1,450,696,634,051.85/1,400,637.44 - Step 6: Final answer
x = 1,035,740.30
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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.