Finding the Fourth Proportional to 3,576,408.21, 4,935,573.12 and 2,048,810.58
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Solution
The fourth proportional to 3,576,408.21, 4,935,573.12 and 2,048,810.58 is: 2,827,432.95
Step by Step Solution
- Step 1: Write the proportion equation
3,576,408.21 : 4,935,573.12 = 2,048,810.58 : x - Step 2: Convert to fraction form
3,576,408.21/4,935,573.12 = 2,048,810.58/x - Step 3: Cross multiply
3,576,408.21x = 4,935,573.12 × 2,048,810.58 - Step 4: Simplify right side
3,576,408.21x = 10,112,054,426,619.61 - Step 5: Solve for x
x = 10,112,054,426,619.61/3,576,408.21 - Step 6: Final answer
x = 2,827,432.95
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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.