Finding the Fourth Proportional to 4,197,644.68, 5,792,217.78 and 2,386,847.56
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Solution
The fourth proportional to 4,197,644.68, 5,792,217.78 and 2,386,847.56 is: 3,293,547.20
Step by Step Solution
- Step 1: Write the proportion equation
4,197,644.68 : 5,792,217.78 = 2,386,847.56 : x - Step 2: Convert to fraction form
4,197,644.68/5,792,217.78 = 2,386,847.56/x - Step 3: Cross multiply
4,197,644.68x = 5,792,217.78 × 2,386,847.56 - Step 4: Simplify right side
4,197,644.68x = 13,825,140,875,181.62 - Step 5: Solve for x
x = 13,825,140,875,181.62/4,197,644.68 - Step 6: Final answer
x = 3,293,547.20
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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.