Finding the Fourth Proportional to 2,080,658.13, 3,120,987.19 and 584,750.13
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Solution
The fourth proportional to 2,080,658.13, 3,120,987.19 and 584,750.13 is: 877,125.19
Step by Step Solution
- Step 1: Write the proportion equation
2,080,658.13 : 3,120,987.19 = 584,750.13 : x - Step 2: Convert to fraction form
2,080,658.13/3,120,987.19 = 584,750.13/x - Step 3: Cross multiply
2,080,658.13x = 3,120,987.19 × 584,750.13 - Step 4: Simplify right side
2,080,658.13x = 1,824,997,665,080.83 - Step 5: Solve for x
x = 1,824,997,665,080.83/2,080,658.13 - Step 6: Final answer
x = 877,125.19
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1.5x scale
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.