Finding the Fourth Proportional to 1,342,796.58, 1,853,097.99 and 730,988.94
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Solution
The fourth proportional to 1,342,796.58, 1,853,097.99 and 730,988.94 is: 1,008,785.81
Step by Step Solution
- Step 1: Write the proportion equation
1,342,796.58 : 1,853,097.99 = 730,988.94 : x - Step 2: Convert to fraction form
1,342,796.58/1,853,097.99 = 730,988.94/x - Step 3: Cross multiply
1,342,796.58x = 1,853,097.99 × 730,988.94 - Step 4: Simplify right side
1,342,796.58x = 1,354,594,135,426.23 - Step 5: Solve for x
x = 1,354,594,135,426.23/1,342,796.58 - Step 6: Final answer
x = 1,008,785.81
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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.