Finding the Fourth Proportional to 2,320,126.53, 3,202,159.68 and 1,353,256.82
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Solution
The fourth proportional to 2,320,126.53, 3,202,159.68 and 1,353,256.82 is: 1,867,719.01
Step by Step Solution
- Step 1: Write the proportion equation
2,320,126.53 : 3,202,159.68 = 1,353,256.82 : x - Step 2: Convert to fraction form
2,320,126.53/3,202,159.68 = 1,353,256.82/x - Step 3: Cross multiply
2,320,126.53x = 3,202,159.68 × 1,353,256.82 - Step 4: Simplify right side
2,320,126.53x = 4,333,344,425,689.02 - Step 5: Solve for x
x = 4,333,344,425,689.02/2,320,126.53 - Step 6: Final answer
x = 1,867,719.01
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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.