Finding the Fourth Proportional to 1,627,664.24, 2,246,303.61 and 902,653.70
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Solution
The fourth proportional to 1,627,664.24, 2,246,303.61 and 902,653.70 is: 1,245,732.50
Step by Step Solution
- Step 1: Write the proportion equation
1,627,664.24 : 2,246,303.61 = 902,653.70 : x - Step 2: Convert to fraction form
1,627,664.24/2,246,303.61 = 902,653.70/x - Step 3: Cross multiply
1,627,664.24x = 2,246,303.61 × 902,653.70 - Step 4: Simplify right side
1,627,664.24x = 2,027,634,253,658.34 - Step 5: Solve for x
x = 2,027,634,253,658.34/1,627,664.24 - Step 6: Final answer
x = 1,245,732.50
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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.