Finding the Fourth Proportional to 5,943,001.68, 8,918,043.84 and 2,156,779.80
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Solution
The fourth proportional to 5,943,001.68, 8,918,043.84 and 2,156,779.80 is: 3,236,454.88
Step by Step Solution
- Step 1: Write the proportion equation
5,943,001.68 : 8,918,043.84 = 2,156,779.80 : x - Step 2: Convert to fraction form
5,943,001.68/8,918,043.84 = 2,156,779.80/x - Step 3: Cross multiply
5,943,001.68x = 8,918,043.84 × 2,156,779.80 - Step 4: Simplify right side
5,943,001.68x = 19,234,256,809,626.43 - Step 5: Solve for x
x = 19,234,256,809,626.43/5,943,001.68 - Step 6: Final answer
x = 3,236,454.88
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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.