Finding the Fourth Proportional to 1,477,990.08, 2,040,312.93 and 866,057.92
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Solution
The fourth proportional to 1,477,990.08, 2,040,312.93 and 866,057.92 is: 1,195,562.27
Step by Step Solution
- Step 1: Write the proportion equation
1,477,990.08 : 2,040,312.93 = 866,057.92 : x - Step 2: Convert to fraction form
1,477,990.08/2,040,312.93 = 866,057.92/x - Step 3: Cross multiply
1,477,990.08x = 2,040,312.93 × 866,057.92 - Step 4: Simplify right side
1,477,990.08x = 1,767,029,172,304.91 - Step 5: Solve for x
x = 1,767,029,172,304.91/1,477,990.08 - Step 6: Final answer
x = 1,195,562.27
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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.