Finding the Fourth Proportional to 4,769,650.96, 7,153,698.68 and 1,403,070.80
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Solution
The fourth proportional to 4,769,650.96, 7,153,698.68 and 1,403,070.80 is: 2,104,377.41
Step by Step Solution
- Step 1: Write the proportion equation
4,769,650.96 : 7,153,698.68 = 1,403,070.80 : x - Step 2: Convert to fraction form
4,769,650.96/7,153,698.68 = 1,403,070.80/x - Step 3: Cross multiply
4,769,650.96x = 7,153,698.68 × 1,403,070.80 - Step 4: Simplify right side
4,769,650.96x = 10,037,145,729,906.54 - Step 5: Solve for x
x = 10,037,145,729,906.54/4,769,650.96 - Step 6: Final answer
x = 2,104,377.41
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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.