Finding the Fourth Proportional to 1,975,869.68, 2,725,701.27 and 1,322,523.48
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Solution
The fourth proportional to 1,975,869.68, 2,725,701.27 and 1,322,523.48 is: 1,824,413.80
Step by Step Solution
- Step 1: Write the proportion equation
1,975,869.68 : 2,725,701.27 = 1,322,523.48 : x - Step 2: Convert to fraction form
1,975,869.68/2,725,701.27 = 1,322,523.48/x - Step 3: Cross multiply
1,975,869.68x = 2,725,701.27 × 1,322,523.48 - Step 4: Simplify right side
1,975,869.68x = 3,604,803,916,884.09 - Step 5: Solve for x
x = 3,604,803,916,884.09/1,975,869.68 - Step 6: Final answer
x = 1,824,413.80
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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.