Finding the Fourth Proportional to 2,767,645.60, 4,152,028.80 and 1,170,206.08
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Solution
The fourth proportional to 2,767,645.60, 4,152,028.80 and 1,170,206.08 is: 1,755,546.07
Step by Step Solution
- Step 1: Write the proportion equation
2,767,645.60 : 4,152,028.80 = 1,170,206.08 : x - Step 2: Convert to fraction form
2,767,645.60/4,152,028.80 = 1,170,206.08/x - Step 3: Cross multiply
2,767,645.60x = 4,152,028.80 × 1,170,206.08 - Step 4: Simplify right side
2,767,645.60x = 4,858,729,346,095.10 - Step 5: Solve for x
x = 4,858,729,346,095.10/2,767,645.60 - Step 6: Final answer
x = 1,755,546.07
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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.