Finding the Fourth Proportional to 1,310,560.17, 1,965,841.07 and 363,930.99
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Solution
The fourth proportional to 1,310,560.17, 1,965,841.07 and 363,930.99 is: 545,896.71
Step by Step Solution
- Step 1: Write the proportion equation
1,310,560.17 : 1,965,841.07 = 363,930.99 : x - Step 2: Convert to fraction form
1,310,560.17/1,965,841.07 = 363,930.99/x - Step 3: Cross multiply
1,310,560.17x = 1,965,841.07 × 363,930.99 - Step 4: Simplify right side
1,310,560.17x = 715,430,484,968.10 - Step 5: Solve for x
x = 715,430,484,968.10/1,310,560.17 - Step 6: Final answer
x = 545,896.71
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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.