Finding the Fourth Proportional to 2,869,597.40, 3,960,223.48 and 1,580,437.44
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Solution
The fourth proportional to 2,869,597.40, 3,960,223.48 and 1,580,437.44 is: 2,181,102.29
Step by Step Solution
- Step 1: Write the proportion equation
2,869,597.40 : 3,960,223.48 = 1,580,437.44 : x - Step 2: Convert to fraction form
2,869,597.40/3,960,223.48 = 1,580,437.44/x - Step 3: Cross multiply
2,869,597.40x = 3,960,223.48 × 1,580,437.44 - Step 4: Simplify right side
2,869,597.40x = 6,258,885,458,559.09 - Step 5: Solve for x
x = 6,258,885,458,559.09/2,869,597.40 - Step 6: Final answer
x = 2,181,102.29
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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.