Finding the Fourth Proportional to 4,101,870.21, 5,660,695.02 and 2,266,446.75
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Solution
The fourth proportional to 4,101,870.21, 5,660,695.02 and 2,266,446.75 is: 3,127,759.58
Step by Step Solution
- Step 1: Write the proportion equation
4,101,870.21 : 5,660,695.02 = 2,266,446.75 : x - Step 2: Convert to fraction form
4,101,870.21/5,660,695.02 = 2,266,446.75/x - Step 3: Cross multiply
4,101,870.21x = 5,660,695.02 × 2,266,446.75 - Step 4: Simplify right side
4,101,870.21x = 12,829,663,830,820.18 - Step 5: Solve for x
x = 12,829,663,830,820.18/4,101,870.21 - Step 6: Final answer
x = 3,127,759.58
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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.