Finding the Fourth Proportional to 2,561,237.47, 3,534,508.97 and 1,415,317.82
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Solution
The fourth proportional to 2,561,237.47, 3,534,508.97 and 1,415,317.82 is: 1,953,139.29
Step by Step Solution
- Step 1: Write the proportion equation
2,561,237.47 : 3,534,508.97 = 1,415,317.82 : x - Step 2: Convert to fraction form
2,561,237.47/3,534,508.97 = 1,415,317.82/x - Step 3: Cross multiply
2,561,237.47x = 3,534,508.97 × 1,415,317.82 - Step 4: Simplify right side
2,561,237.47x = 5,002,453,523,114.26 - Step 5: Solve for x
x = 5,002,453,523,114.26/2,561,237.47 - Step 6: Final answer
x = 1,953,139.29
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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.