Finding the Fourth Proportional to 1,257,624.36, 1,735,747.97 and 741,347.48
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Solution
The fourth proportional to 1,257,624.36, 1,735,747.97 and 741,347.48 is: 1,023,192.94
Step by Step Solution
- Step 1: Write the proportion equation
1,257,624.36 : 1,735,747.97 = 741,347.48 : x - Step 2: Convert to fraction form
1,257,624.36/1,735,747.97 = 741,347.48/x - Step 3: Cross multiply
1,257,624.36x = 1,735,747.97 × 741,347.48 - Step 4: Simplify right side
1,257,624.36x = 1,286,792,371,089.14 - Step 5: Solve for x
x = 1,286,792,371,089.14/1,257,624.36 - Step 6: Final answer
x = 1,023,192.94
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.