Finding the Fourth Proportional to 4,602,117.36, 6,903,383.40 and 1,761,492.72
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Solution
The fourth proportional to 4,602,117.36, 6,903,383.40 and 1,761,492.72 is: 2,642,318.45
Step by Step Solution
- Step 1: Write the proportion equation
4,602,117.36 : 6,903,383.40 = 1,761,492.72 : x - Step 2: Convert to fraction form
4,602,117.36/6,903,383.40 = 1,761,492.72/x - Step 3: Cross multiply
4,602,117.36x = 6,903,383.40 × 1,761,492.72 - Step 4: Simplify right side
4,602,117.36x = 12,160,259,602,468.85 - Step 5: Solve for x
x = 12,160,259,602,468.85/4,602,117.36 - Step 6: Final answer
x = 2,642,318.45
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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.