Finding the Fourth Proportional to 5,786,408.58, 8,679,973.74 and 1,526,580.90
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Solution
The fourth proportional to 5,786,408.58, 8,679,973.74 and 1,526,580.90 is: 2,289,966.56
Step by Step Solution
- Step 1: Write the proportion equation
5,786,408.58 : 8,679,973.74 = 1,526,580.90 : x - Step 2: Convert to fraction form
5,786,408.58/8,679,973.74 = 1,526,580.90/x - Step 3: Cross multiply
5,786,408.58x = 8,679,973.74 × 1,526,580.90 - Step 4: Simplify right side
5,786,408.58x = 13,250,682,123,985.57 - Step 5: Solve for x
x = 13,250,682,123,985.57/5,786,408.58 - Step 6: Final answer
x = 2,289,966.56
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.