Finding the Fourth Proportional to 1,788,657.49, 2,468,345.56 and 1,024,714.09
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Solution
The fourth proportional to 1,788,657.49, 2,468,345.56 and 1,024,714.09 is: 1,414,104.43
Step by Step Solution
- Step 1: Write the proportion equation
1,788,657.49 : 2,468,345.56 = 1,024,714.09 : x - Step 2: Convert to fraction form
1,788,657.49/2,468,345.56 = 1,024,714.09/x - Step 3: Cross multiply
1,788,657.49x = 2,468,345.56 × 1,024,714.09 - Step 4: Simplify right side
1,788,657.49x = 2,529,348,474,320.94 - Step 5: Solve for x
x = 2,529,348,474,320.94/1,788,657.49 - Step 6: Final answer
x = 1,414,104.43
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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.