Finding the Fourth Proportional to 6,270,775.29, 9,405,156.12 and 1,720,761.51
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Solution
The fourth proportional to 6,270,775.29, 9,405,156.12 and 1,720,761.51 is: 2,580,865.99
Step by Step Solution
- Step 1: Write the proportion equation
6,270,775.29 : 9,405,156.12 = 1,720,761.51 : x - Step 2: Convert to fraction form
6,270,775.29/9,405,156.12 = 1,720,761.51/x - Step 3: Cross multiply
6,270,775.29x = 9,405,156.12 × 1,720,761.51 - Step 4: Simplify right side
6,270,775.29x = 16,184,030,646,836.94 - Step 5: Solve for x
x = 16,184,030,646,836.94/6,270,775.29 - Step 6: Final answer
x = 2,580,865.99
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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.