Finding the Fourth Proportional to 4,642,461.44, 6,962,889.60 and 1,230,770.56
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Solution
The fourth proportional to 4,642,461.44, 6,962,889.60 and 1,230,770.56 is: 1,845,943.07
Step by Step Solution
- Step 1: Write the proportion equation
4,642,461.44 : 6,962,889.60 = 1,230,770.56 : x - Step 2: Convert to fraction form
4,642,461.44/6,962,889.60 = 1,230,770.56/x - Step 3: Cross multiply
4,642,461.44x = 6,962,889.60 × 1,230,770.56 - Step 4: Simplify right side
4,642,461.44x = 8,569,719,532,210.18 - Step 5: Solve for x
x = 8,569,719,532,210.18/4,642,461.44 - Step 6: Final answer
x = 1,845,943.07
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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.