Finding the Fourth Proportional to 4,478,355.11, 6,713,555.02 and 1,745,269.44
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Solution
The fourth proportional to 4,478,355.11, 6,713,555.02 and 1,745,269.44 is: 2,616,354.02
Step by Step Solution
- Step 1: Write the proportion equation
4,478,355.11 : 6,713,555.02 = 1,745,269.44 : x - Step 2: Convert to fraction form
4,478,355.11/6,713,555.02 = 1,745,269.44/x - Step 3: Cross multiply
4,478,355.11x = 6,713,555.02 × 1,745,269.44 - Step 4: Simplify right side
4,478,355.11x = 11,716,962,401,438.24 - Step 5: Solve for x
x = 11,716,962,401,438.24/4,478,355.11 - Step 6: Final answer
x = 2,616,354.02
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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.