Finding the Fourth Proportional to 1,170,319.44, 1,754,980.68 and 459,849.09
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Solution
The fourth proportional to 1,170,319.44, 1,754,980.68 and 459,849.09 is: 689,577.77
Step by Step Solution
- Step 1: Write the proportion equation
1,170,319.44 : 1,754,980.68 = 459,849.09 : x - Step 2: Convert to fraction form
1,170,319.44/1,754,980.68 = 459,849.09/x - Step 3: Cross multiply
1,170,319.44x = 1,754,980.68 × 459,849.09 - Step 4: Simplify right side
1,170,319.44x = 807,026,268,665.58 - Step 5: Solve for x
x = 807,026,268,665.58/1,170,319.44 - Step 6: Final answer
x = 689,577.77
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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.