Finding the Fourth Proportional to 1,532,809.11, 2,115,277.16 and 888,602.75
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Solution
The fourth proportional to 1,532,809.11, 2,115,277.16 and 888,602.75 is: 1,226,272.14
Step by Step Solution
- Step 1: Write the proportion equation
1,532,809.11 : 2,115,277.16 = 888,602.75 : x - Step 2: Convert to fraction form
1,532,809.11/2,115,277.16 = 888,602.75/x - Step 3: Cross multiply
1,532,809.11x = 2,115,277.16 × 888,602.75 - Step 4: Simplify right side
1,532,809.11x = 1,879,641,101,388.19 - Step 5: Solve for x
x = 1,879,641,101,388.19/1,532,809.11 - Step 6: Final answer
x = 1,226,272.14
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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.