Finding the Fourth Proportional to 1,999,408.42, 2,999,237.26 and 801,175.04
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Solution
The fourth proportional to 1,999,408.42, 2,999,237.26 and 801,175.04 is: 1,201,812.50
Step by Step Solution
- Step 1: Write the proportion equation
1,999,408.42 : 2,999,237.26 = 801,175.04 : x - Step 2: Convert to fraction form
1,999,408.42/2,999,237.26 = 801,175.04/x - Step 3: Cross multiply
1,999,408.42x = 2,999,237.26 × 801,175.04 - Step 4: Simplify right side
1,999,408.42x = 2,402,914,031,749.99 - Step 5: Solve for x
x = 2,402,914,031,749.99/1,999,408.42 - Step 6: Final answer
x = 1,201,812.50
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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.