Finding the Fourth Proportional to 1,248,707.81, 1,723,216.68 and 675,747.97
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Solution
The fourth proportional to 1,248,707.81, 1,723,216.68 and 675,747.97 is: 932,532.14
Step by Step Solution
- Step 1: Write the proportion equation
1,248,707.81 : 1,723,216.68 = 675,747.97 : x - Step 2: Convert to fraction form
1,248,707.81/1,723,216.68 = 675,747.97/x - Step 3: Cross multiply
1,248,707.81x = 1,723,216.68 × 675,747.97 - Step 4: Simplify right side
1,248,707.81x = 1,164,460,169,072.10 - Step 5: Solve for x
x = 1,164,460,169,072.10/1,248,707.81 - Step 6: Final answer
x = 932,532.14
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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.