Finding the Fourth Proportional to 2,122,908.74, 3,184,855.05 and 606,611.42
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Solution
The fourth proportional to 2,122,908.74, 3,184,855.05 and 606,611.42 is: 910,057.70
Step by Step Solution
- Step 1: Write the proportion equation
2,122,908.74 : 3,184,855.05 = 606,611.42 : x - Step 2: Convert to fraction form
2,122,908.74/3,184,855.05 = 606,611.42/x - Step 3: Cross multiply
2,122,908.74x = 3,184,855.05 × 606,611.42 - Step 4: Simplify right side
2,122,908.74x = 1,931,969,444,374.67 - Step 5: Solve for x
x = 1,931,969,444,374.67/2,122,908.74 - Step 6: Final answer
x = 910,057.70
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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.