Finding the Fourth Proportional to 2,800,405.98, 4,201,642.17 and 2,265,618.06
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Solution
The fourth proportional to 2,800,405.98, 4,201,642.17 and 2,265,618.06 is: 3,399,262.98
Step by Step Solution
- Step 1: Write the proportion equation
2,800,405.98 : 4,201,642.17 = 2,265,618.06 : x - Step 2: Convert to fraction form
2,800,405.98/4,201,642.17 = 2,265,618.06/x - Step 3: Cross multiply
2,800,405.98x = 4,201,642.17 × 2,265,618.06 - Step 4: Simplify right side
2,800,405.98x = 9,519,316,382,009.59 - Step 5: Solve for x
x = 9,519,316,382,009.59/2,800,405.98 - Step 6: Final answer
x = 3,399,262.98
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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.