Finding the Fourth Proportional to 922,292.96, 1,374,270.99 and 821,680.02
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Solution
The fourth proportional to 922,292.96, 1,374,270.99 and 821,680.02 is: 1,224,351.77
Step by Step Solution
- Step 1: Write the proportion equation
922,292.96 : 1,374,270.99 = 821,680.02 : x - Step 2: Convert to fraction form
922,292.96/1,374,270.99 = 821,680.02/x - Step 3: Cross multiply
922,292.96x = 1,374,270.99 × 821,680.02 - Step 4: Simplify right side
922,292.96x = 1,129,211,014,548.62 - Step 5: Solve for x
x = 1,129,211,014,548.62/922,292.96 - Step 6: Final answer
x = 1,224,351.77
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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.