Finding the Fourth Proportional to 2,565,479.85, 3,539,799.84 and 1,532,832.49
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Solution
The fourth proportional to 2,565,479.85, 3,539,799.84 and 1,532,832.49 is: 2,114,972.84
Step by Step Solution
- Step 1: Write the proportion equation
2,565,479.85 : 3,539,799.84 = 1,532,832.49 : x - Step 2: Convert to fraction form
2,565,479.85/3,539,799.84 = 1,532,832.49/x - Step 3: Cross multiply
2,565,479.85x = 3,539,799.84 × 1,532,832.49 - Step 4: Simplify right side
2,565,479.85x = 5,425,920,202,848.80 - Step 5: Solve for x
x = 5,425,920,202,848.80/2,565,479.85 - Step 6: Final answer
x = 2,114,972.84
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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.