Finding the Fourth Proportional to 1,226,369.97, 1,839,800.99 and 427,437
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Solution
The fourth proportional to 1,226,369.97, 1,839,800.99 and 427,437 is: 641,241.25
Step by Step Solution
- Step 1: Write the proportion equation
1,226,369.97 : 1,839,800.99 = 427,437 : x - Step 2: Convert to fraction form
1,226,369.97/1,839,800.99 = 427,437/x - Step 3: Cross multiply
1,226,369.97x = 1,839,800.99 × 427,437 - Step 4: Simplify right side
1,226,369.97x = 786,399,016,831.22 - Step 5: Solve for x
x = 786,399,016,831.22/1,226,369.97 - Step 6: Final answer
x = 641,241.25
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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.