Finding the Fourth Proportional to 4,490,870.96, 6,197,408.58 and 2,557,133.12
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Solution
The fourth proportional to 4,490,870.96, 6,197,408.58 and 2,557,133.12 is: 3,528,847.50
Step by Step Solution
- Step 1: Write the proportion equation
4,490,870.96 : 6,197,408.58 = 2,557,133.12 : x - Step 2: Convert to fraction form
4,490,870.96/6,197,408.58 = 2,557,133.12/x - Step 3: Cross multiply
4,490,870.96x = 6,197,408.58 × 2,557,133.12 - Step 4: Simplify right side
4,490,870.96x = 15,847,598,738,090.17 - Step 5: Solve for x
x = 15,847,598,738,090.17/4,490,870.96 - Step 6: Final answer
x = 3,528,847.50
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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.