Finding the Fourth Proportional to 1,702,378.05, 2,349,297.68 and 938,458.95
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Solution
The fourth proportional to 1,702,378.05, 2,349,297.68 and 938,458.95 is: 1,295,082.15
Step by Step Solution
- Step 1: Write the proportion equation
1,702,378.05 : 2,349,297.68 = 938,458.95 : x - Step 2: Convert to fraction form
1,702,378.05/2,349,297.68 = 938,458.95/x - Step 3: Cross multiply
1,702,378.05x = 2,349,297.68 × 938,458.95 - Step 4: Simplify right side
1,702,378.05x = 2,204,719,429,317.94 - Step 5: Solve for x
x = 2,204,719,429,317.94/1,702,378.05 - Step 6: Final answer
x = 1,295,082.15
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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.