Finding the Fourth Proportional to 1,677,042.36, 2,314,360.08 and 913,137.84
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Solution
The fourth proportional to 1,677,042.36, 2,314,360.08 and 913,137.84 is: 1,260,152.88
Step by Step Solution
- Step 1: Write the proportion equation
1,677,042.36 : 2,314,360.08 = 913,137.84 : x - Step 2: Convert to fraction form
1,677,042.36/2,314,360.08 = 913,137.84/x - Step 3: Cross multiply
1,677,042.36x = 2,314,360.08 × 913,137.84 - Step 4: Simplify right side
1,677,042.36x = 2,113,329,764,433.43 - Step 5: Solve for x
x = 2,113,329,764,433.43/1,677,042.36 - Step 6: Final answer
x = 1,260,152.88
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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.