Finding the Fourth Proportional to 4,032,405.40, 6,041,609.70 and 2,611,730.20
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Solution
The fourth proportional to 4,032,405.40, 6,041,609.70 and 2,611,730.20 is: 3,913,062.54
Step by Step Solution
- Step 1: Write the proportion equation
4,032,405.40 : 6,041,609.70 = 2,611,730.20 : x - Step 2: Convert to fraction form
4,032,405.40/6,041,609.70 = 2,611,730.20/x - Step 3: Cross multiply
4,032,405.40x = 6,041,609.70 × 2,611,730.20 - Step 4: Simplify right side
4,032,405.40x = 15,779,054,510,102.94 - Step 5: Solve for x
x = 15,779,054,510,102.94/4,032,405.40 - Step 6: Final answer
x = 3,913,062.54
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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.