Finding the Fourth Proportional to 1,520,367.02, 2,098,125.15 and 841,366.70
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Solution
The fourth proportional to 1,520,367.02, 2,098,125.15 and 841,366.70 is: 1,161,096.37
Step by Step Solution
- Step 1: Write the proportion equation
1,520,367.02 : 2,098,125.15 = 841,366.70 : x - Step 2: Convert to fraction form
1,520,367.02/2,098,125.15 = 841,366.70/x - Step 3: Cross multiply
1,520,367.02x = 2,098,125.15 × 841,366.70 - Step 4: Simplify right side
1,520,367.02x = 1,765,292,633,642.51 - Step 5: Solve for x
x = 1,765,292,633,642.51/1,520,367.02 - Step 6: Final answer
x = 1,161,096.37
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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.