Finding the Fourth Proportional to 1,492,460.88, 2,239,350.84 and 782,319.12
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Solution
The fourth proportional to 1,492,460.88, 2,239,350.84 and 782,319.12 is: 1,173,824.39
Step by Step Solution
- Step 1: Write the proportion equation
1,492,460.88 : 2,239,350.84 = 782,319.12 : x - Step 2: Convert to fraction form
1,492,460.88/2,239,350.84 = 782,319.12/x - Step 3: Cross multiply
1,492,460.88x = 2,239,350.84 × 782,319.12 - Step 4: Simplify right side
1,492,460.88x = 1,751,886,978,520.06 - Step 5: Solve for x
x = 1,751,886,978,520.06/1,492,460.88 - Step 6: Final answer
x = 1,173,824.39
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.