Finding the Fourth Proportional to 3,376,328.98, 4,657,590.40 and 2,288,228.44
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Solution
The fourth proportional to 3,376,328.98, 4,657,590.40 and 2,288,228.44 is: 3,156,573.57
Step by Step Solution
- Step 1: Write the proportion equation
3,376,328.98 : 4,657,590.40 = 2,288,228.44 : x - Step 2: Convert to fraction form
3,376,328.98/4,657,590.40 = 2,288,228.44/x - Step 3: Cross multiply
3,376,328.98x = 4,657,590.40 × 2,288,228.44 - Step 4: Simplify right side
3,376,328.98x = 10,657,630,815,150.98 - Step 5: Solve for x
x = 10,657,630,815,150.98/3,376,328.98 - Step 6: Final answer
x = 3,156,573.57
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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.