Finding the Fourth Proportional to 4,641,157.76, 6,404,457.12 and 2,576,292.80
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Solution
The fourth proportional to 4,641,157.76, 6,404,457.12 and 2,576,292.80 is: 3,555,095.00
Step by Step Solution
- Step 1: Write the proportion equation
4,641,157.76 : 6,404,457.12 = 2,576,292.80 : x - Step 2: Convert to fraction form
4,641,157.76/6,404,457.12 = 2,576,292.80/x - Step 3: Cross multiply
4,641,157.76x = 6,404,457.12 × 2,576,292.80 - Step 4: Simplify right side
4,641,157.76x = 16,499,756,766,164.73 - Step 5: Solve for x
x = 16,499,756,766,164.73/4,641,157.76 - Step 6: Final answer
x = 3,555,095.00
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.