Finding the Fourth Proportional to 3,888,035.70, 5,832,053.55 and 1,762,271.70
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Solution
The fourth proportional to 3,888,035.70, 5,832,053.55 and 1,762,271.70 is: 2,643,407.55
Step by Step Solution
- Step 1: Write the proportion equation
3,888,035.70 : 5,832,053.55 = 1,762,271.70 : x - Step 2: Convert to fraction form
3,888,035.70/5,832,053.55 = 1,762,271.70/x - Step 3: Cross multiply
3,888,035.70x = 5,832,053.55 × 1,762,271.70 - Step 4: Simplify right side
3,888,035.70x = 10,277,662,924,049.54 - Step 5: Solve for x
x = 10,277,662,924,049.54/3,888,035.70 - Step 6: Final answer
x = 2,643,407.55
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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.