Finding the Fourth Proportional to 5,251,270.84, 7,876,206.30 and 1,464,436.60
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Solution
The fourth proportional to 5,251,270.84, 7,876,206.30 and 1,464,436.60 is: 2,196,459.70
Step by Step Solution
- Step 1: Write the proportion equation
5,251,270.84 : 7,876,206.30 = 1,464,436.60 : x - Step 2: Convert to fraction form
5,251,270.84/7,876,206.30 = 1,464,436.60/x - Step 3: Cross multiply
5,251,270.84x = 7,876,206.30 × 1,464,436.60 - Step 4: Simplify right side
5,251,270.84x = 11,534,204,774,870.58 - Step 5: Solve for x
x = 11,534,204,774,870.58/5,251,270.84 - Step 6: Final answer
x = 2,196,459.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.