Finding the Fourth Proportional to 1,134,982.44, 1,566,265.44 and 625,684.80
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Solution
The fourth proportional to 1,134,982.44, 1,566,265.44 and 625,684.80 is: 863,439.33
Step by Step Solution
- Step 1: Write the proportion equation
1,134,982.44 : 1,566,265.44 = 625,684.80 : x - Step 2: Convert to fraction form
1,134,982.44/1,566,265.44 = 625,684.80/x - Step 3: Cross multiply
1,134,982.44x = 1,566,265.44 × 625,684.80 - Step 4: Simplify right side
1,134,982.44x = 979,988,478,573.31 - Step 5: Solve for x
x = 979,988,478,573.31/1,134,982.44 - Step 6: Final answer
x = 863,439.33
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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.