Finding the Fourth Proportional to 1,439,442, 1,986,604.92 and 835,830
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Solution
The fourth proportional to 1,439,442, 1,986,604.92 and 835,830 is: 1,153,546.99
Step by Step Solution
- Step 1: Write the proportion equation
1,439,442 : 1,986,604.92 = 835,830 : x - Step 2: Convert to fraction form
1,439,442/1,986,604.92 = 835,830/x - Step 3: Cross multiply
1,439,442x = 1,986,604.92 × 835,830 - Step 4: Simplify right side
1,439,442x = 1,660,463,990,283.60 - Step 5: Solve for x
x = 1,660,463,990,283.60/1,439,442 - Step 6: Final answer
x = 1,153,546.99
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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.