Finding the Fourth Proportional to 1,214,201.26, 1,676,164.71 and 704,805.58
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Solution
The fourth proportional to 1,214,201.26, 1,676,164.71 and 704,805.58 is: 972,960.81
Step by Step Solution
- Step 1: Write the proportion equation
1,214,201.26 : 1,676,164.71 = 704,805.58 : x - Step 2: Convert to fraction form
1,214,201.26/1,676,164.71 = 704,805.58/x - Step 3: Cross multiply
1,214,201.26x = 1,676,164.71 × 704,805.58 - Step 4: Simplify right side
1,214,201.26x = 1,181,370,240,607.08 - Step 5: Solve for x
x = 1,181,370,240,607.08/1,214,201.26 - Step 6: Final answer
x = 972,960.81
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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.