Finding the Fourth Proportional to 1,761,585.16, 2,430,839.10 and 976,672.06
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Solution
The fourth proportional to 1,761,585.16, 2,430,839.10 and 976,672.06 is: 1,347,725.15
Step by Step Solution
- Step 1: Write the proportion equation
1,761,585.16 : 2,430,839.10 = 976,672.06 : x - Step 2: Convert to fraction form
1,761,585.16/2,430,839.10 = 976,672.06/x - Step 3: Cross multiply
1,761,585.16x = 2,430,839.10 × 976,672.06 - Step 4: Simplify right side
1,761,585.16x = 2,374,132,631,325.55 - Step 5: Solve for x
x = 2,374,132,631,325.55/1,761,585.16 - Step 6: Final answer
x = 1,347,725.15
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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.