Finding the Fourth Proportional to 4,830,752.70, 7,246,124.37 and 1,236,513.87
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Solution
The fourth proportional to 4,830,752.70, 7,246,124.37 and 1,236,513.87 is: 1,854,769.61
Step by Step Solution
- Step 1: Write the proportion equation
4,830,752.70 : 7,246,124.37 = 1,236,513.87 : x - Step 2: Convert to fraction form
4,830,752.70/7,246,124.37 = 1,236,513.87/x - Step 3: Cross multiply
4,830,752.70x = 7,246,124.37 × 1,236,513.87 - Step 4: Simplify right side
4,830,752.70x = 8,959,933,287,250.01 - Step 5: Solve for x
x = 8,959,933,287,250.01/4,830,752.70 - Step 6: Final answer
x = 1,854,769.61
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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.