Finding the Fourth Proportional to 1,660,369.48, 2,490,904.14 and 538,351
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Solution
The fourth proportional to 1,660,369.48, 2,490,904.14 and 538,351 is: 807,639.96
Step by Step Solution
- Step 1: Write the proportion equation
1,660,369.48 : 2,490,904.14 = 538,351 : x - Step 2: Convert to fraction form
1,660,369.48/2,490,904.14 = 538,351/x - Step 3: Cross multiply
1,660,369.48x = 2,490,904.14 × 538,351 - Step 4: Simplify right side
1,660,369.48x = 1,340,980,734,673.14 - Step 5: Solve for x
x = 1,340,980,734,673.14/1,660,369.48 - Step 6: Final answer
x = 807,639.96
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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.