Finding the Fourth Proportional to 3,474,693.29, 5,213,468.51 and 1,528,419.80
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Solution
The fourth proportional to 3,474,693.29, 5,213,468.51 and 1,528,419.80 is: 2,293,258.09
Step by Step Solution
- Step 1: Write the proportion equation
3,474,693.29 : 5,213,468.51 = 1,528,419.80 : x - Step 2: Convert to fraction form
3,474,693.29/5,213,468.51 = 1,528,419.80/x - Step 3: Cross multiply
3,474,693.29x = 5,213,468.51 × 1,528,419.80 - Step 4: Simplify right side
3,474,693.29x = 7,968,368,489,718.40 - Step 5: Solve for x
x = 7,968,368,489,718.40/3,474,693.29 - Step 6: Final answer
x = 2,293,258.09
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.