Finding the Fourth Proportional to 2,318,247.08, 3,199,178.82 and 1,299,652.04
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Solution
The fourth proportional to 2,318,247.08, 3,199,178.82 and 1,299,652.04 is: 1,793,518.61
Step by Step Solution
- Step 1: Write the proportion equation
2,318,247.08 : 3,199,178.82 = 1,299,652.04 : x - Step 2: Convert to fraction form
2,318,247.08/3,199,178.82 = 1,299,652.04/x - Step 3: Cross multiply
2,318,247.08x = 3,199,178.82 × 1,299,652.04 - Step 4: Simplify right side
2,318,247.08x = 4,157,819,279,737.79 - Step 5: Solve for x
x = 4,157,819,279,737.79/2,318,247.08 - Step 6: Final answer
x = 1,793,518.61
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.