Finding the Fourth Proportional to 2,023,197.50, 2,791,979.88 and 1,105,407.02
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Solution
The fourth proportional to 2,023,197.50, 2,791,979.88 and 1,105,407.02 is: 1,525,443.84
Step by Step Solution
- Step 1: Write the proportion equation
2,023,197.50 : 2,791,979.88 = 1,105,407.02 : x - Step 2: Convert to fraction form
2,023,197.50/2,791,979.88 = 1,105,407.02/x - Step 3: Cross multiply
2,023,197.50x = 2,791,979.88 × 1,105,407.02 - Step 4: Simplify right side
2,023,197.50x = 3,086,274,159,050.76 - Step 5: Solve for x
x = 3,086,274,159,050.76/2,023,197.50 - Step 6: Final answer
x = 1,525,443.84
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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.