Finding the Fourth Proportional to 4,743,065.26, 7,114,794.71 and 1,377,272.26
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Solution
The fourth proportional to 4,743,065.26, 7,114,794.71 and 1,377,272.26 is: 2,065,965.54
Step by Step Solution
- Step 1: Write the proportion equation
4,743,065.26 : 7,114,794.71 = 1,377,272.26 : x - Step 2: Convert to fraction form
4,743,065.26/7,114,794.71 = 1,377,272.26/x - Step 3: Cross multiply
4,743,065.26x = 7,114,794.71 × 1,377,272.26 - Step 4: Simplify right side
4,743,065.26x = 9,799,009,389,677.74 - Step 5: Solve for x
x = 9,799,009,389,677.74/4,743,065.26 - Step 6: Final answer
x = 2,065,965.54
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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.