Finding the Fourth Proportional to 1,752,823.08, 2,629,234.62 and 423,127.08
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Solution
The fourth proportional to 1,752,823.08, 2,629,234.62 and 423,127.08 is: 634,690.62
Step by Step Solution
- Step 1: Write the proportion equation
1,752,823.08 : 2,629,234.62 = 423,127.08 : x - Step 2: Convert to fraction form
1,752,823.08/2,629,234.62 = 423,127.08/x - Step 3: Cross multiply
1,752,823.08x = 2,629,234.62 × 423,127.08 - Step 4: Simplify right side
1,752,823.08x = 1,112,500,367,395.51 - Step 5: Solve for x
x = 1,112,500,367,395.51/1,752,823.08 - Step 6: Final answer
x = 634,690.62
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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.