Finding the Fourth Proportional to 1,065,867.36, 1,469,239.92 and 725,750.88
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Solution
The fourth proportional to 1,065,867.36, 1,469,239.92 and 725,750.88 is: 1,000,407.94
Step by Step Solution
- Step 1: Write the proportion equation
1,065,867.36 : 1,469,239.92 = 725,750.88 : x - Step 2: Convert to fraction form
1,065,867.36/1,469,239.92 = 725,750.88/x - Step 3: Cross multiply
1,065,867.36x = 1,469,239.92 × 725,750.88 - Step 4: Simplify right side
1,065,867.36x = 1,066,302,164,871.13 - Step 5: Solve for x
x = 1,066,302,164,871.13/1,065,867.36 - Step 6: Final answer
x = 1,000,407.94
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.