Finding the Fourth Proportional to 2,559,885.62, 3,532,339.40 and 1,413,897.62
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Solution
The fourth proportional to 2,559,885.62, 3,532,339.40 and 1,413,897.62 is: 1,951,011.50
Step by Step Solution
- Step 1: Write the proportion equation
2,559,885.62 : 3,532,339.40 = 1,413,897.62 : x - Step 2: Convert to fraction form
2,559,885.62/3,532,339.40 = 1,413,897.62/x - Step 3: Cross multiply
2,559,885.62x = 3,532,339.40 × 1,413,897.62 - Step 4: Simplify right side
2,559,885.62x = 4,994,366,270,692.23 - Step 5: Solve for x
x = 4,994,366,270,692.23/2,559,885.62 - Step 6: Final answer
x = 1,951,011.50
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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.