Finding the Fourth Proportional to 1,532,804.22, 2,115,270.42 and 888,597.90
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Solution
The fourth proportional to 1,532,804.22, 2,115,270.42 and 888,597.90 is: 1,226,265.45
Step by Step Solution
- Step 1: Write the proportion equation
1,532,804.22 : 2,115,270.42 = 888,597.90 : x - Step 2: Convert to fraction form
1,532,804.22/2,115,270.42 = 888,597.90/x - Step 3: Cross multiply
1,532,804.22x = 2,115,270.42 × 888,597.90 - Step 4: Simplify right side
1,532,804.22x = 1,879,624,853,144.12 - Step 5: Solve for x
x = 1,879,624,853,144.12/1,532,804.22 - Step 6: Final answer
x = 1,226,265.45
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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.