Finding the Fourth Proportional to 4,536,528.90, 6,804,793.35 and 4,430,240.70
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Solution
The fourth proportional to 4,536,528.90, 6,804,793.35 and 4,430,240.70 is: 6,645,361.05
Step by Step Solution
- Step 1: Write the proportion equation
4,536,528.90 : 6,804,793.35 = 4,430,240.70 : x - Step 2: Convert to fraction form
4,536,528.90/6,804,793.35 = 4,430,240.70/x - Step 3: Cross multiply
4,536,528.90x = 6,804,793.35 × 4,430,240.70 - Step 4: Simplify right side
4,536,528.90x = 30,146,872,454,259.34 - Step 5: Solve for x
x = 30,146,872,454,259.34/4,536,528.90 - Step 6: Final answer
x = 6,645,361.05
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Double scale
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Similar ratio
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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.