Finding the Fourth Proportional to 1,160,107.61, 1,600,959.42 and 650,820.92
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Solution
The fourth proportional to 1,160,107.61, 1,600,959.42 and 650,820.92 is: 898,138.99
Step by Step Solution
- Step 1: Write the proportion equation
1,160,107.61 : 1,600,959.42 = 650,820.92 : x - Step 2: Convert to fraction form
1,160,107.61/1,600,959.42 = 650,820.92/x - Step 3: Cross multiply
1,160,107.61x = 1,600,959.42 × 650,820.92 - Step 4: Simplify right side
1,160,107.61x = 1,041,937,882,607.07 - Step 5: Solve for x
x = 1,041,937,882,607.07/1,160,107.61 - Step 6: Final answer
x = 898,138.99
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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.