Finding the Fourth Proportional to 2,276,420.10, 3,414,630.15 and 2,103,209.70
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Solution
The fourth proportional to 2,276,420.10, 3,414,630.15 and 2,103,209.70 is: 3,154,814.55
Step by Step Solution
- Step 1: Write the proportion equation
2,276,420.10 : 3,414,630.15 = 2,103,209.70 : x - Step 2: Convert to fraction form
2,276,420.10/3,414,630.15 = 2,103,209.70/x - Step 3: Cross multiply
2,276,420.10x = 3,414,630.15 × 2,103,209.70 - Step 4: Simplify right side
2,276,420.10x = 7,181,683,253,392.46 - Step 5: Solve for x
x = 7,181,683,253,392.46/2,276,420.10 - Step 6: Final answer
x = 3,154,814.55
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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.