Finding the Fourth Proportional to 1,809,301.62, 2,712,041.97 and 1,381,906.68
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Solution
The fourth proportional to 1,809,301.62, 2,712,041.97 and 1,381,906.68 is: 2,071,400.85
Step by Step Solution
- Step 1: Write the proportion equation
1,809,301.62 : 2,712,041.97 = 1,381,906.68 : x - Step 2: Convert to fraction form
1,809,301.62/2,712,041.97 = 1,381,906.68/x - Step 3: Cross multiply
1,809,301.62x = 2,712,041.97 × 1,381,906.68 - Step 4: Simplify right side
1,809,301.62x = 3,747,788,914,783.36 - Step 5: Solve for x
x = 3,747,788,914,783.36/1,809,301.62 - Step 6: Final answer
x = 2,071,400.85
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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.