Finding the Fourth Proportional to 1,069,418.22, 1,475,797.50 and 585,979.44
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Solution
The fourth proportional to 1,069,418.22, 1,475,797.50 and 585,979.44 is: 808,651.82
Step by Step Solution
- Step 1: Write the proportion equation
1,069,418.22 : 1,475,797.50 = 585,979.44 : x - Step 2: Convert to fraction form
1,069,418.22/1,475,797.50 = 585,979.44/x - Step 3: Cross multiply
1,069,418.22x = 1,475,797.50 × 585,979.44 - Step 4: Simplify right side
1,069,418.22x = 864,786,992,603.40 - Step 5: Solve for x
x = 864,786,992,603.40/1,069,418.22 - Step 6: Final answer
x = 808,651.82
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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.