Finding the Fourth Proportional to 1,732,129.40, 2,596,811.70 and 734,036.60
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Solution
The fourth proportional to 1,732,129.40, 2,596,811.70 and 734,036.60 is: 1,100,469.07
Step by Step Solution
- Step 1: Write the proportion equation
1,732,129.40 : 2,596,811.70 = 734,036.60 : x - Step 2: Convert to fraction form
1,732,129.40/2,596,811.70 = 734,036.60/x - Step 3: Cross multiply
1,732,129.40x = 2,596,811.70 × 734,036.60 - Step 4: Simplify right side
1,732,129.40x = 1,906,154,831,108.22 - Step 5: Solve for x
x = 1,906,154,831,108.22/1,732,129.40 - Step 6: Final answer
x = 1,100,469.07
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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.