Finding the Fourth Proportional to 2,588,935.60, 3,882,712.20 and 791,815.60
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Solution
The fourth proportional to 2,588,935.60, 3,882,712.20 and 791,815.60 is: 1,187,512.00
Step by Step Solution
- Step 1: Write the proportion equation
2,588,935.60 : 3,882,712.20 = 791,815.60 : x - Step 2: Convert to fraction form
2,588,935.60/3,882,712.20 = 791,815.60/x - Step 3: Cross multiply
2,588,935.60x = 3,882,712.20 × 791,815.60 - Step 4: Simplify right side
2,588,935.60x = 3,074,392,090,270.32 - Step 5: Solve for x
x = 3,074,392,090,270.32/2,588,935.60 - Step 6: Final answer
x = 1,187,512.00
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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.