Finding the Fourth Proportional to 1,079,768.76, 1,490,092.14 and 596,346.18
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Solution
The fourth proportional to 1,079,768.76, 1,490,092.14 and 596,346.18 is: 822,963.94
Step by Step Solution
- Step 1: Write the proportion equation
1,079,768.76 : 1,490,092.14 = 596,346.18 : x - Step 2: Convert to fraction form
1,079,768.76/1,490,092.14 = 596,346.18/x - Step 3: Cross multiply
1,079,768.76x = 1,490,092.14 × 596,346.18 - Step 4: Simplify right side
1,079,768.76x = 888,610,755,537.03 - Step 5: Solve for x
x = 888,610,755,537.03/1,079,768.76 - Step 6: Final answer
x = 822,963.94
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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.