Finding the Fourth Proportional to 2,497,377.84, 3,446,381.40 and 1,351,458.12
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Solution
The fourth proportional to 2,497,377.84, 3,446,381.40 and 1,351,458.12 is: 1,865,012.20
Step by Step Solution
- Step 1: Write the proportion equation
2,497,377.84 : 3,446,381.40 = 1,351,458.12 : x - Step 2: Convert to fraction form
2,497,377.84/3,446,381.40 = 1,351,458.12/x - Step 3: Cross multiply
2,497,377.84x = 3,446,381.40 × 1,351,458.12 - Step 4: Simplify right side
2,497,377.84x = 4,657,640,127,646.97 - Step 5: Solve for x
x = 4,657,640,127,646.97/2,497,377.84 - Step 6: Final answer
x = 1,865,012.20
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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.