Finding the Fourth Proportional to 1,775,364.99, 2,662,660.91 and 478,487.10
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Solution
The fourth proportional to 1,775,364.99, 2,662,660.91 and 478,487.10 is: 717,626.46
Step by Step Solution
- Step 1: Write the proportion equation
1,775,364.99 : 2,662,660.91 = 478,487.10 : x - Step 2: Convert to fraction form
1,775,364.99/2,662,660.91 = 478,487.10/x - Step 3: Cross multiply
1,775,364.99x = 2,662,660.91 × 478,487.10 - Step 4: Simplify right side
1,775,364.99x = 1,274,048,894,716.83 - Step 5: Solve for x
x = 1,274,048,894,716.83/1,775,364.99 - Step 6: Final answer
x = 717,626.46
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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.