Finding the Fourth Proportional to 1,079,791.26, 1,490,123.16 and 596,368.68
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Solution
The fourth proportional to 1,079,791.26, 1,490,123.16 and 596,368.68 is: 822,994.98
Step by Step Solution
- Step 1: Write the proportion equation
1,079,791.26 : 1,490,123.16 = 596,368.68 : x - Step 2: Convert to fraction form
1,079,791.26/1,490,123.16 = 596,368.68/x - Step 3: Cross multiply
1,079,791.26x = 1,490,123.16 × 596,368.68 - Step 4: Simplify right side
1,079,791.26x = 888,662,781,966.63 - Step 5: Solve for x
x = 888,662,781,966.63/1,079,791.26 - Step 6: Final answer
x = 822,994.98
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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.