Finding the Fourth Proportional to 2,985,509.79, 4,471,700.58 and 2,467,301.90
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Solution
The fourth proportional to 2,985,509.79, 4,471,700.58 and 2,467,301.90 is: 3,695,528.10
Step by Step Solution
- Step 1: Write the proportion equation
2,985,509.79 : 4,471,700.58 = 2,467,301.90 : x - Step 2: Convert to fraction form
2,985,509.79/4,471,700.58 = 2,467,301.90/x - Step 3: Cross multiply
2,985,509.79x = 4,471,700.58 × 2,467,301.90 - Step 4: Simplify right side
2,985,509.79x = 11,033,035,314,906.60 - Step 5: Solve for x
x = 11,033,035,314,906.60/2,985,509.79 - Step 6: Final answer
x = 3,695,528.10
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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.