Finding the Fourth Proportional to 1,969,194.65, 2,953,792.49 and 621,462.74
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Solution
The fourth proportional to 1,969,194.65, 2,953,792.49 and 621,462.74 is: 932,194.27
Step by Step Solution
- Step 1: Write the proportion equation
1,969,194.65 : 2,953,792.49 = 621,462.74 : x - Step 2: Convert to fraction form
1,969,194.65/2,953,792.49 = 621,462.74/x - Step 3: Cross multiply
1,969,194.65x = 2,953,792.49 × 621,462.74 - Step 4: Simplify right side
1,969,194.65x = 1,835,671,972,088.24 - Step 5: Solve for x
x = 1,835,671,972,088.24/1,969,194.65 - Step 6: Final answer
x = 932,194.27
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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.