Finding the Fourth Proportional to 3,604,811.63, 4,974,644.90 and 2,246,684.63
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Solution
The fourth proportional to 3,604,811.63, 4,974,644.90 and 2,246,684.63 is: 3,100,427.81
Step by Step Solution
- Step 1: Write the proportion equation
3,604,811.63 : 4,974,644.90 = 2,246,684.63 : x - Step 2: Convert to fraction form
3,604,811.63/4,974,644.90 = 2,246,684.63/x - Step 3: Cross multiply
3,604,811.63x = 4,974,644.90 × 2,246,684.63 - Step 4: Simplify right side
3,604,811.63x = 11,176,458,217,281.37 - Step 5: Solve for x
x = 11,176,458,217,281.37/3,604,811.63 - Step 6: Final answer
x = 3,100,427.81
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1.5x scale
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.