Finding the Fourth Proportional to 1,835,992.20, 2,533,618.87 and 1,020,174.93
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Solution
The fourth proportional to 1,835,992.20, 2,533,618.87 and 1,020,174.93 is: 1,407,813.42
Step by Step Solution
- Step 1: Write the proportion equation
1,835,992.20 : 2,533,618.87 = 1,020,174.93 : x - Step 2: Convert to fraction form
1,835,992.20/2,533,618.87 = 1,020,174.93/x - Step 3: Cross multiply
1,835,992.20x = 2,533,618.87 × 1,020,174.93 - Step 4: Simplify right side
1,835,992.20x = 2,584,734,453,348.93 - Step 5: Solve for x
x = 2,584,734,453,348.93/1,835,992.20 - Step 6: Final answer
x = 1,407,813.42
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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.