Finding the Fourth Proportional to 4,355,030.55, 6,532,123.49 and 1,322,422.68
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Solution
The fourth proportional to 4,355,030.55, 6,532,123.49 and 1,322,422.68 is: 1,983,505.78
Step by Step Solution
- Step 1: Write the proportion equation
4,355,030.55 : 6,532,123.49 = 1,322,422.68 : x - Step 2: Convert to fraction form
4,355,030.55/6,532,123.49 = 1,322,422.68/x - Step 3: Cross multiply
4,355,030.55x = 6,532,123.49 × 1,322,422.68 - Step 4: Simplify right side
4,355,030.55x = 8,638,228,270,743.26 - Step 5: Solve for x
x = 8,638,228,270,743.26/4,355,030.55 - Step 6: Final answer
x = 1,983,505.78
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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.