Finding the Fourth Proportional to 1,467,406.70, 2,201,110.05 and 402,556.40
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Solution
The fourth proportional to 1,467,406.70, 2,201,110.05 and 402,556.40 is: 603,834.60
Step by Step Solution
- Step 1: Write the proportion equation
1,467,406.70 : 2,201,110.05 = 402,556.40 : x - Step 2: Convert to fraction form
1,467,406.70/2,201,110.05 = 402,556.40/x - Step 3: Cross multiply
1,467,406.70x = 2,201,110.05 × 402,556.40 - Step 4: Simplify right side
1,467,406.70x = 886,070,937,731.82 - Step 5: Solve for x
x = 886,070,937,731.82/1,467,406.70 - Step 6: Final answer
x = 603,834.60
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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.