Finding the Fourth Proportional to 2,080,854.61, 3,122,594.12 and 818,518.21
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Solution
The fourth proportional to 2,080,854.61, 3,122,594.12 and 818,518.21 is: 1,228,293.48
Step by Step Solution
- Step 1: Write the proportion equation
2,080,854.61 : 3,122,594.12 = 818,518.21 : x - Step 2: Convert to fraction form
2,080,854.61/3,122,594.12 = 818,518.21/x - Step 3: Cross multiply
2,080,854.61x = 3,122,594.12 × 818,518.21 - Step 4: Simplify right side
2,080,854.61x = 2,555,900,145,566.33 - Step 5: Solve for x
x = 2,555,900,145,566.33/2,080,854.61 - Step 6: Final answer
x = 1,228,293.48
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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.