Finding the Fourth Proportional to 3,415,677.84, 5,125,289.04 and 1,521,978.84
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Solution
The fourth proportional to 3,415,677.84, 5,125,289.04 and 1,521,978.84 is: 2,283,757.96
Step by Step Solution
- Step 1: Write the proportion equation
3,415,677.84 : 5,125,289.04 = 1,521,978.84 : x - Step 2: Convert to fraction form
3,415,677.84/5,125,289.04 = 1,521,978.84/x - Step 3: Cross multiply
3,415,677.84x = 5,125,289.04 × 1,521,978.84 - Step 4: Simplify right side
3,415,677.84x = 7,800,581,467,763.91 - Step 5: Solve for x
x = 7,800,581,467,763.91/3,415,677.84 - Step 6: Final answer
x = 2,283,757.96
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.