Finding the Fourth Proportional to 6,461,022.74, 8,916,270.28 and 3,560,517.63
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Solution
The fourth proportional to 6,461,022.74, 8,916,270.28 and 3,560,517.63 is: 4,913,546.79
Step by Step Solution
- Step 1: Write the proportion equation
6,461,022.74 : 8,916,270.28 = 3,560,517.63 : x - Step 2: Convert to fraction form
6,461,022.74/8,916,270.28 = 3,560,517.63/x - Step 3: Cross multiply
6,461,022.74x = 8,916,270.28 × 3,560,517.63 - Step 4: Simplify right side
6,461,022.74x = 31,746,537,516,883.74 - Step 5: Solve for x
x = 31,746,537,516,883.74/6,461,022.74 - Step 6: Final answer
x = 4,913,546.79
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.