Finding the Fourth Proportional to 2,174,748.99, 3,001,070.59 and 1,207,941.29
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Solution
The fourth proportional to 2,174,748.99, 3,001,070.59 and 1,207,941.29 is: 1,666,912.87
Step by Step Solution
- Step 1: Write the proportion equation
2,174,748.99 : 3,001,070.59 = 1,207,941.29 : x - Step 2: Convert to fraction form
2,174,748.99/3,001,070.59 = 1,207,941.29/x - Step 3: Cross multiply
2,174,748.99x = 3,001,070.59 × 1,207,941.29 - Step 4: Simplify right side
2,174,748.99x = 3,625,117,073,094.47 - Step 5: Solve for x
x = 3,625,117,073,094.47/2,174,748.99 - Step 6: Final answer
x = 1,666,912.87
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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.