Finding the Fourth Proportional to 1,507,706.52, 2,080,577.91 and 863,186.68
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Solution
The fourth proportional to 1,507,706.52, 2,080,577.91 and 863,186.68 is: 1,191,164.93
Step by Step Solution
- Step 1: Write the proportion equation
1,507,706.52 : 2,080,577.91 = 863,186.68 : x - Step 2: Convert to fraction form
1,507,706.52/2,080,577.91 = 863,186.68/x - Step 3: Cross multiply
1,507,706.52x = 2,080,577.91 × 863,186.68 - Step 4: Simplify right side
1,507,706.52x = 1,795,927,138,614.24 - Step 5: Solve for x
x = 1,795,927,138,614.24/1,507,706.52 - Step 6: Final answer
x = 1,191,164.93
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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.