Finding the Fourth Proportional to 1,122,265.84, 1,548,734.88 and 612,968.08
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Solution
The fourth proportional to 1,122,265.84, 1,548,734.88 and 612,968.08 is: 845,900.33
Step by Step Solution
- Step 1: Write the proportion equation
1,122,265.84 : 1,548,734.88 = 612,968.08 : x - Step 2: Convert to fraction form
1,122,265.84/1,548,734.88 = 612,968.08/x - Step 3: Cross multiply
1,122,265.84x = 1,548,734.88 × 612,968.08 - Step 4: Simplify right side
1,122,265.84x = 949,325,045,822.63 - Step 5: Solve for x
x = 949,325,045,822.63/1,122,265.84 - Step 6: Final answer
x = 845,900.33
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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.