Finding the Fourth Proportional to 2,539,614.06, 3,809,537.73 and 646,371.90
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Solution
The fourth proportional to 2,539,614.06, 3,809,537.73 and 646,371.90 is: 969,587.54
Step by Step Solution
- Step 1: Write the proportion equation
2,539,614.06 : 3,809,537.73 = 646,371.90 : x - Step 2: Convert to fraction form
2,539,614.06/3,809,537.73 = 646,371.90/x - Step 3: Cross multiply
2,539,614.06x = 3,809,537.73 × 646,371.90 - Step 4: Simplify right side
2,539,614.06x = 2,462,378,140,661.79 - Step 5: Solve for x
x = 2,462,378,140,661.79/2,539,614.06 - Step 6: Final answer
x = 969,587.54
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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.