Finding the Fourth Proportional to 1,163,315.60, 1,740,826.20 and 806,656.40
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Solution
The fourth proportional to 1,163,315.60, 1,740,826.20 and 806,656.40 is: 1,207,108.88
Step by Step Solution
- Step 1: Write the proportion equation
1,163,315.60 : 1,740,826.20 = 806,656.40 : x - Step 2: Convert to fraction form
1,163,315.60/1,740,826.20 = 806,656.40/x - Step 3: Cross multiply
1,163,315.60x = 1,740,826.20 × 806,656.40 - Step 4: Simplify right side
1,163,315.60x = 1,404,248,595,517.68 - Step 5: Solve for x
x = 1,404,248,595,517.68/1,163,315.60 - Step 6: Final answer
x = 1,207,108.88
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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.