Finding the Fourth Proportional to 2,317,451.84, 3,476,440.20 and 2,079,331.28
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Solution
The fourth proportional to 2,317,451.84, 3,476,440.20 and 2,079,331.28 is: 3,119,232.39
Step by Step Solution
- Step 1: Write the proportion equation
2,317,451.84 : 3,476,440.20 = 2,079,331.28 : x - Step 2: Convert to fraction form
2,317,451.84/3,476,440.20 = 2,079,331.28/x - Step 3: Cross multiply
2,317,451.84x = 3,476,440.20 × 2,079,331.28 - Step 4: Simplify right side
2,317,451.84x = 7,228,670,850,909.46 - Step 5: Solve for x
x = 7,228,670,850,909.46/2,317,451.84 - Step 6: Final answer
x = 3,119,232.39
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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.