Finding the Fourth Proportional to 1,759,274.64, 2,638,918.48 and 748,252.08
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Solution
The fourth proportional to 1,759,274.64, 2,638,918.48 and 748,252.08 is: 1,122,380.89
Step by Step Solution
- Step 1: Write the proportion equation
1,759,274.64 : 2,638,918.48 = 748,252.08 : x - Step 2: Convert to fraction form
1,759,274.64/2,638,918.48 = 748,252.08/x - Step 3: Cross multiply
1,759,274.64x = 2,638,918.48 × 748,252.08 - Step 4: Simplify right side
1,759,274.64x = 1,974,576,241,610.44 - Step 5: Solve for x
x = 1,974,576,241,610.44/1,759,274.64 - Step 6: Final answer
x = 1,122,380.89
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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.