Finding the Fourth Proportional to 3,402,301.98, 4,695,121.74 and 1,853,582.18
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Solution
The fourth proportional to 3,402,301.98, 4,695,121.74 and 1,853,582.18 is: 2,557,913.45
Step by Step Solution
- Step 1: Write the proportion equation
3,402,301.98 : 4,695,121.74 = 1,853,582.18 : x - Step 2: Convert to fraction form
3,402,301.98/4,695,121.74 = 1,853,582.18/x - Step 3: Cross multiply
3,402,301.98x = 4,695,121.74 × 1,853,582.18 - Step 4: Simplify right side
3,402,301.98x = 8,702,793,990,194.59 - Step 5: Solve for x
x = 8,702,793,990,194.59/3,402,301.98 - Step 6: Final answer
x = 2,557,913.45
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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.