Finding the Fourth Proportional to 2,260,197.18, 3,390,275.12 and 911,404.62
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Solution
The fourth proportional to 2,260,197.18, 3,390,275.12 and 911,404.62 is: 1,367,098.60
Step by Step Solution
- Step 1: Write the proportion equation
2,260,197.18 : 3,390,275.12 = 911,404.62 : x - Step 2: Convert to fraction form
2,260,197.18/3,390,275.12 = 911,404.62/x - Step 3: Cross multiply
2,260,197.18x = 3,390,275.12 × 911,404.62 - Step 4: Simplify right side
2,260,197.18x = 3,089,912,402,882.03 - Step 5: Solve for x
x = 3,089,912,402,882.03/2,260,197.18 - Step 6: Final answer
x = 1,367,098.60
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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.