Finding the Fourth Proportional to 2,716,471.59, 3,747,913.30 and 1,628,346.14
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Solution
The fourth proportional to 2,716,471.59, 3,747,913.30 and 1,628,346.14 is: 2,246,627.64
Step by Step Solution
- Step 1: Write the proportion equation
2,716,471.59 : 3,747,913.30 = 1,628,346.14 : x - Step 2: Convert to fraction form
2,716,471.59/3,747,913.30 = 1,628,346.14/x - Step 3: Cross multiply
2,716,471.59x = 3,747,913.30 × 1,628,346.14 - Step 4: Simplify right side
2,716,471.59x = 6,102,900,152,460.20 - Step 5: Solve for x
x = 6,102,900,152,460.20/2,716,471.59 - Step 6: Final answer
x = 2,246,627.64
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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.