Finding the Fourth Proportional to 4,830,756.70, 7,246,130.36 and 1,236,517.88
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Solution
The fourth proportional to 4,830,756.70, 7,246,130.36 and 1,236,517.88 is: 1,854,775.62
Step by Step Solution
- Step 1: Write the proportion equation
4,830,756.70 : 7,246,130.36 = 1,236,517.88 : x - Step 2: Convert to fraction form
4,830,756.70/7,246,130.36 = 1,236,517.88/x - Step 3: Cross multiply
4,830,756.70x = 7,246,130.36 × 1,236,517.88 - Step 4: Simplify right side
4,830,756.70x = 8,959,969,750,950.84 - Step 5: Solve for x
x = 8,959,969,750,950.84/4,830,756.70 - Step 6: Final answer
x = 1,854,775.62
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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.