Finding the Fourth Proportional to 2,486,680.13, 3,730,020.20 and 803,783.63
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Solution
The fourth proportional to 2,486,680.13, 3,730,020.20 and 803,783.63 is: 1,205,675.44
Step by Step Solution
- Step 1: Write the proportion equation
2,486,680.13 : 3,730,020.20 = 803,783.63 : x - Step 2: Convert to fraction form
2,486,680.13/3,730,020.20 = 803,783.63/x - Step 3: Cross multiply
2,486,680.13x = 3,730,020.20 × 803,783.63 - Step 4: Simplify right side
2,486,680.13x = 2,998,129,153,660.31 - Step 5: Solve for x
x = 2,998,129,153,660.31/2,486,680.13 - Step 6: Final answer
x = 1,205,675.44
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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.