Finding the Fourth Proportional to 1,994,620.26, 2,991,930.24 and 498,712.26
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Solution
The fourth proportional to 1,994,620.26, 2,991,930.24 and 498,712.26 is: 748,068.35
Step by Step Solution
- Step 1: Write the proportion equation
1,994,620.26 : 2,991,930.24 = 498,712.26 : x - Step 2: Convert to fraction form
1,994,620.26/2,991,930.24 = 498,712.26/x - Step 3: Cross multiply
1,994,620.26x = 2,991,930.24 × 498,712.26 - Step 4: Simplify right side
1,994,620.26x = 1,492,112,291,752.74 - Step 5: Solve for x
x = 1,492,112,291,752.74/1,994,620.26 - Step 6: Final answer
x = 748,068.35
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.