Finding the Fourth Proportional to 3,400,687.80, 5,095,126.80 and 2,869,246.80
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Solution
The fourth proportional to 3,400,687.80, 5,095,126.80 and 2,869,246.80 is: 4,298,888.09
Step by Step Solution
- Step 1: Write the proportion equation
3,400,687.80 : 5,095,126.80 = 2,869,246.80 : x - Step 2: Convert to fraction form
3,400,687.80/5,095,126.80 = 2,869,246.80/x - Step 3: Cross multiply
3,400,687.80x = 5,095,126.80 × 2,869,246.80 - Step 4: Simplify right side
3,400,687.80x = 14,619,176,266,494.24 - Step 5: Solve for x
x = 14,619,176,266,494.24/3,400,687.80 - Step 6: Final answer
x = 4,298,888.09
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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.