Finding the Fourth Proportional to 2,591,045.11, 3,575,748.19 and 1,429,625.09
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Solution
The fourth proportional to 2,591,045.11, 3,575,748.19 and 1,429,625.09 is: 1,972,941.08
Step by Step Solution
- Step 1: Write the proportion equation
2,591,045.11 : 3,575,748.19 = 1,429,625.09 : x - Step 2: Convert to fraction form
2,591,045.11/3,575,748.19 = 1,429,625.09/x - Step 3: Cross multiply
2,591,045.11x = 3,575,748.19 × 1,429,625.09 - Step 4: Simplify right side
2,591,045.11x = 5,111,979,327,946.09 - Step 5: Solve for x
x = 5,111,979,327,946.09/2,591,045.11 - Step 6: Final answer
x = 1,972,941.08
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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.