Finding the Fourth Proportional to 1,906,503.84, 2,859,753.45 and 486,560.07
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Solution
The fourth proportional to 1,906,503.84, 2,859,753.45 and 486,560.07 is: 729,839.52
Step by Step Solution
- Step 1: Write the proportion equation
1,906,503.84 : 2,859,753.45 = 486,560.07 : x - Step 2: Convert to fraction form
1,906,503.84/2,859,753.45 = 486,560.07/x - Step 3: Cross multiply
1,906,503.84x = 2,859,753.45 × 486,560.07 - Step 4: Simplify right side
1,906,503.84x = 1,391,441,838,814.74 - Step 5: Solve for x
x = 1,391,441,838,814.74/1,906,503.84 - Step 6: Final answer
x = 729,839.52
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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.