Finding the Fourth Proportional to 1,268,743.35, 1,902,640.74 and 510,328.53
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Solution
The fourth proportional to 1,268,743.35, 1,902,640.74 and 510,328.53 is: 765,302.02
Step by Step Solution
- Step 1: Write the proportion equation
1,268,743.35 : 1,902,640.74 = 510,328.53 : x - Step 2: Convert to fraction form
1,268,743.35/1,902,640.74 = 510,328.53/x - Step 3: Cross multiply
1,268,743.35x = 1,902,640.74 × 510,328.53 - Step 4: Simplify right side
1,268,743.35x = 970,971,851,962.31 - Step 5: Solve for x
x = 970,971,851,962.31/1,268,743.35 - Step 6: Final answer
x = 765,302.02
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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.