Finding the Fourth Proportional to 1,841,909.97, 2,523,425.85 and 1,772,877.20
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Solution
The fourth proportional to 1,841,909.97, 2,523,425.85 and 1,772,877.20 is: 2,428,850.61
Step by Step Solution
- Step 1: Write the proportion equation
1,841,909.97 : 2,523,425.85 = 1,772,877.20 : x - Step 2: Convert to fraction form
1,841,909.97/2,523,425.85 = 1,772,877.20/x - Step 3: Cross multiply
1,841,909.97x = 2,523,425.85 × 1,772,877.20 - Step 4: Simplify right side
1,841,909.97x = 4,473,724,155,355.62 - Step 5: Solve for x
x = 4,473,724,155,355.62/1,841,909.97 - Step 6: Final answer
x = 2,428,850.61
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.