Finding the Fourth Proportional to 1,135,251.18, 1,566,566.46 and 625,942.62
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Solution
The fourth proportional to 1,135,251.18, 1,566,566.46 and 625,942.62 is: 863,756.61
Step by Step Solution
- Step 1: Write the proportion equation
1,135,251.18 : 1,566,566.46 = 625,942.62 : x - Step 2: Convert to fraction form
1,135,251.18/1,566,566.46 = 625,942.62/x - Step 3: Cross multiply
1,135,251.18x = 1,566,566.46 × 625,942.62 - Step 4: Simplify right side
1,135,251.18x = 980,580,714,376.53 - Step 5: Solve for x
x = 980,580,714,376.53/1,135,251.18 - Step 6: Final answer
x = 863,756.61
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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.