Finding the Fourth Proportional to 1,013,832.99, 1,398,994.56 and 605,853.63
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Solution
The fourth proportional to 1,013,832.99, 1,398,994.56 and 605,853.63 is: 836,021.26
Step by Step Solution
- Step 1: Write the proportion equation
1,013,832.99 : 1,398,994.56 = 605,853.63 : x - Step 2: Convert to fraction form
1,013,832.99/1,398,994.56 = 605,853.63/x - Step 3: Cross multiply
1,013,832.99x = 1,398,994.56 × 605,853.63 - Step 4: Simplify right side
1,013,832.99x = 847,585,932,526.25 - Step 5: Solve for x
x = 847,585,932,526.25/1,013,832.99 - Step 6: Final answer
x = 836,021.26
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.