Finding the Fourth Proportional to 2,457,176.39, 3,390,920.26 and 1,369,518.05
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Solution
The fourth proportional to 2,457,176.39, 3,390,920.26 and 1,369,518.05 is: 1,889,944.29
Step by Step Solution
- Step 1: Write the proportion equation
2,457,176.39 : 3,390,920.26 = 1,369,518.05 : x - Step 2: Convert to fraction form
2,457,176.39/3,390,920.26 = 1,369,518.05/x - Step 3: Cross multiply
2,457,176.39x = 3,390,920.26 × 1,369,518.05 - Step 4: Simplify right side
2,457,176.39x = 4,643,926,481,802.30 - Step 5: Solve for x
x = 4,643,926,481,802.30/2,457,176.39 - Step 6: Final answer
x = 1,889,944.29
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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.