Finding the Fourth Proportional to 2,993,346.90, 4,490,676.45 and 971,246.70
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Solution
The fourth proportional to 2,993,346.90, 4,490,676.45 and 971,246.70 is: 1,457,082.93
Step by Step Solution
- Step 1: Write the proportion equation
2,993,346.90 : 4,490,676.45 = 971,246.70 : x - Step 2: Convert to fraction form
2,993,346.90/4,490,676.45 = 971,246.70/x - Step 3: Cross multiply
2,993,346.90x = 4,490,676.45 × 971,246.70 - Step 4: Simplify right side
2,993,346.90x = 4,361,554,682,830.22 - Step 5: Solve for x
x = 4,361,554,682,830.22/2,993,346.90 - Step 6: Final answer
x = 1,457,082.93
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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.