Finding the Fourth Proportional to 3,562,776.65, 4,916,500.06 and 1,931,148.99
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Solution
The fourth proportional to 3,562,776.65, 4,916,500.06 and 1,931,148.99 is: 2,664,914.20
Step by Step Solution
- Step 1: Write the proportion equation
3,562,776.65 : 4,916,500.06 = 1,931,148.99 : x - Step 2: Convert to fraction form
3,562,776.65/4,916,500.06 = 1,931,148.99/x - Step 3: Cross multiply
3,562,776.65x = 4,916,500.06 × 1,931,148.99 - Step 4: Simplify right side
3,562,776.65x = 9,494,494,090,965.69 - Step 5: Solve for x
x = 9,494,494,090,965.69/3,562,776.65 - Step 6: Final answer
x = 2,664,914.20
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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.