Finding the Fourth Proportional to 1,714,842.96, 2,366,312.78 and 989,924.22
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Solution
The fourth proportional to 1,714,842.96, 2,366,312.78 and 989,924.22 is: 1,365,996.99
Step by Step Solution
- Step 1: Write the proportion equation
1,714,842.96 : 2,366,312.78 = 989,924.22 : x - Step 2: Convert to fraction form
1,714,842.96/2,366,312.78 = 989,924.22/x - Step 3: Cross multiply
1,714,842.96x = 2,366,312.78 × 989,924.22 - Step 4: Simplify right side
1,714,842.96x = 2,342,470,328,067.91 - Step 5: Solve for x
x = 2,342,470,328,067.91/1,714,842.96 - Step 6: Final answer
x = 1,365,996.99
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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.