Finding the Fourth Proportional to 1,335,624.78, 1,843,580.75 and 852,189.11
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Solution
The fourth proportional to 1,335,624.78, 1,843,580.75 and 852,189.11 is: 1,176,288.03
Step by Step Solution
- Step 1: Write the proportion equation
1,335,624.78 : 1,843,580.75 = 852,189.11 : x - Step 2: Convert to fraction form
1,335,624.78/1,843,580.75 = 852,189.11/x - Step 3: Cross multiply
1,335,624.78x = 1,843,580.75 × 852,189.11 - Step 4: Simplify right side
1,335,624.78x = 1,571,079,438,555.63 - Step 5: Solve for x
x = 1,571,079,438,555.63/1,335,624.78 - Step 6: Final answer
x = 1,176,288.03
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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.