Finding the Fourth Proportional to 1,719,503.28, 2,370,413.62 and 1,201,649.42
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Solution
The fourth proportional to 1,719,503.28, 2,370,413.62 and 1,201,649.42 is: 1,656,528.48
Step by Step Solution
- Step 1: Write the proportion equation
1,719,503.28 : 2,370,413.62 = 1,201,649.42 : x - Step 2: Convert to fraction form
1,719,503.28/2,370,413.62 = 1,201,649.42/x - Step 3: Cross multiply
1,719,503.28x = 2,370,413.62 × 1,201,649.42 - Step 4: Simplify right side
1,719,503.28x = 2,848,406,151,633.10 - Step 5: Solve for x
x = 2,848,406,151,633.10/1,719,503.28 - Step 6: Final answer
x = 1,656,528.48
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.