Finding the Fourth Proportional to 2,669,138.99, 4,003,706.62 and 1,071,701.34
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Solution
The fourth proportional to 2,669,138.99, 4,003,706.62 and 1,071,701.34 is: 1,607,551.26
Step by Step Solution
- Step 1: Write the proportion equation
2,669,138.99 : 4,003,706.62 = 1,071,701.34 : x - Step 2: Convert to fraction form
2,669,138.99/4,003,706.62 = 1,071,701.34/x - Step 3: Cross multiply
2,669,138.99x = 4,003,706.62 × 1,071,701.34 - Step 4: Simplify right side
2,669,138.99x = 4,290,777,749,620.87 - Step 5: Solve for x
x = 4,290,777,749,620.87/2,669,138.99 - Step 6: Final answer
x = 1,607,551.26
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.