Finding the Fourth Proportional to 3,428,306.84, 4,731,101.88 and 1,958,410
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Solution
The fourth proportional to 3,428,306.84, 4,731,101.88 and 1,958,410 is: 2,702,627.76
Step by Step Solution
- Step 1: Write the proportion equation
3,428,306.84 : 4,731,101.88 = 1,958,410 : x - Step 2: Convert to fraction form
3,428,306.84/4,731,101.88 = 1,958,410/x - Step 3: Cross multiply
3,428,306.84x = 4,731,101.88 × 1,958,410 - Step 4: Simplify right side
3,428,306.84x = 9,265,437,232,810.80 - Step 5: Solve for x
x = 9,265,437,232,810.80/3,428,306.84 - Step 6: Final answer
x = 2,702,627.76
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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.