Finding the Fourth Proportional to 3,379,708.64, 4,663,967.48 and 1,830,934.80
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Solution
The fourth proportional to 3,379,708.64, 4,663,967.48 and 1,830,934.80 is: 2,526,673.53
Step by Step Solution
- Step 1: Write the proportion equation
3,379,708.64 : 4,663,967.48 = 1,830,934.80 : x - Step 2: Convert to fraction form
3,379,708.64/4,663,967.48 = 1,830,934.80/x - Step 3: Cross multiply
3,379,708.64x = 4,663,967.48 × 1,830,934.80 - Step 4: Simplify right side
3,379,708.64x = 8,539,420,365,200.31 - Step 5: Solve for x
x = 8,539,420,365,200.31/3,379,708.64 - Step 6: Final answer
x = 2,526,673.53
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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.