Finding the Fourth Proportional to 1,549,166.26, 2,138,049.91 and 870,102.74
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Solution
The fourth proportional to 1,549,166.26, 2,138,049.91 and 870,102.74 is: 1,200,854.38
Step by Step Solution
- Step 1: Write the proportion equation
1,549,166.26 : 2,138,049.91 = 870,102.74 : x - Step 2: Convert to fraction form
1,549,166.26/2,138,049.91 = 870,102.74/x - Step 3: Cross multiply
1,549,166.26x = 2,138,049.91 × 870,102.74 - Step 4: Simplify right side
1,549,166.26x = 1,860,323,084,947.75 - Step 5: Solve for x
x = 1,860,323,084,947.75/1,549,166.26 - Step 6: Final answer
x = 1,200,854.38
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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.