Finding the Fourth Proportional to 1,341,164.13, 1,850,732.79 and 729,316.26
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Solution
The fourth proportional to 1,341,164.13, 1,850,732.79 and 729,316.26 is: 1,006,416.36
Step by Step Solution
- Step 1: Write the proportion equation
1,341,164.13 : 1,850,732.79 = 729,316.26 : x - Step 2: Convert to fraction form
1,341,164.13/1,850,732.79 = 729,316.26/x - Step 3: Cross multiply
1,341,164.13x = 1,850,732.79 × 729,316.26 - Step 4: Simplify right side
1,341,164.13x = 1,349,769,516,662.17 - Step 5: Solve for x
x = 1,349,769,516,662.17/1,341,164.13 - Step 6: Final answer
x = 1,006,416.36
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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.