Finding the Fourth Proportional to 3,207,620.24, 4,798,133.40 and 2,443,681.70
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Solution
The fourth proportional to 3,207,620.24, 4,798,133.40 and 2,443,681.70 is: 3,655,392.44
Step by Step Solution
- Step 1: Write the proportion equation
3,207,620.24 : 4,798,133.40 = 2,443,681.70 : x - Step 2: Convert to fraction form
3,207,620.24/4,798,133.40 = 2,443,681.70/x - Step 3: Cross multiply
3,207,620.24x = 4,798,133.40 × 2,443,681.70 - Step 4: Simplify right side
3,207,620.24x = 11,725,110,783,738.78 - Step 5: Solve for x
x = 11,725,110,783,738.78/3,207,620.24 - Step 6: Final answer
x = 3,655,392.44
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.