Finding the Fourth Proportional to 3,330,064.12, 4,595,501.64 and 1,802,170.84
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Solution
The fourth proportional to 3,330,064.12, 4,595,501.64 and 1,802,170.84 is: 2,487,002.88
Step by Step Solution
- Step 1: Write the proportion equation
3,330,064.12 : 4,595,501.64 = 1,802,170.84 : x - Step 2: Convert to fraction form
3,330,064.12/4,595,501.64 = 1,802,170.84/x - Step 3: Cross multiply
3,330,064.12x = 4,595,501.64 × 1,802,170.84 - Step 4: Simplify right side
3,330,064.12x = 8,281,879,050,780.18 - Step 5: Solve for x
x = 8,281,879,050,780.18/3,330,064.12 - Step 6: Final answer
x = 2,487,002.88
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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.