Finding the Fourth Proportional to 1,246,953.74, 1,720,804.05 and 673,992.54
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Solution
The fourth proportional to 1,246,953.74, 1,720,804.05 and 673,992.54 is: 930,113.97
Step by Step Solution
- Step 1: Write the proportion equation
1,246,953.74 : 1,720,804.05 = 673,992.54 : x - Step 2: Convert to fraction form
1,246,953.74/1,720,804.05 = 673,992.54/x - Step 3: Cross multiply
1,246,953.74x = 1,720,804.05 × 673,992.54 - Step 4: Simplify right side
1,246,953.74x = 1,159,809,092,501.79 - Step 5: Solve for x
x = 1,159,809,092,501.79/1,246,953.74 - Step 6: Final answer
x = 930,113.97
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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.