Finding the Fourth Proportional to 1,235,195.19, 1,703,215.76 and 804,676.95
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Solution
The fourth proportional to 1,235,195.19, 1,703,215.76 and 804,676.95 is: 1,109,572.37
Step by Step Solution
- Step 1: Write the proportion equation
1,235,195.19 : 1,703,215.76 = 804,676.95 : x - Step 2: Convert to fraction form
1,235,195.19/1,703,215.76 = 804,676.95/x - Step 3: Cross multiply
1,235,195.19x = 1,703,215.76 × 804,676.95 - Step 4: Simplify right side
1,235,195.19x = 1,370,538,458,925.35 - Step 5: Solve for x
x = 1,370,538,458,925.35/1,235,195.19 - Step 6: Final answer
x = 1,109,572.37
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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.