Finding the Fourth Proportional to 1,792,630.03, 2,688,937.75 and 727,663.09
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Solution
The fourth proportional to 1,792,630.03, 2,688,937.75 and 727,663.09 is: 1,091,491.67
Step by Step Solution
- Step 1: Write the proportion equation
1,792,630.03 : 2,688,937.75 = 727,663.09 : x - Step 2: Convert to fraction form
1,792,630.03/2,688,937.75 = 727,663.09/x - Step 3: Cross multiply
1,792,630.03x = 2,688,937.75 × 727,663.09 - Step 4: Simplify right side
1,792,630.03x = 1,956,640,751,982.65 - Step 5: Solve for x
x = 1,956,640,751,982.65/1,792,630.03 - Step 6: Final answer
x = 1,091,491.67
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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.