Finding the Fourth Proportional to 3,552,065.70, 5,328,098.55 and 2,607,281.70
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Solution
The fourth proportional to 3,552,065.70, 5,328,098.55 and 2,607,281.70 is: 3,910,922.55
Step by Step Solution
- Step 1: Write the proportion equation
3,552,065.70 : 5,328,098.55 = 2,607,281.70 : x - Step 2: Convert to fraction form
3,552,065.70/5,328,098.55 = 2,607,281.70/x - Step 3: Cross multiply
3,552,065.70x = 5,328,098.55 × 2,607,281.70 - Step 4: Simplify right side
3,552,065.70x = 13,891,853,845,211.54 - Step 5: Solve for x
x = 13,891,853,845,211.54/3,552,065.70 - Step 6: Final answer
x = 3,910,922.55
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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.