Finding the Fourth Proportional to 4,521,009.36, 6,238,974.60 and 2,456,014.80
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Solution
The fourth proportional to 4,521,009.36, 6,238,974.60 and 2,456,014.80 is: 3,389,290.47
Step by Step Solution
- Step 1: Write the proportion equation
4,521,009.36 : 6,238,974.60 = 2,456,014.80 : x - Step 2: Convert to fraction form
4,521,009.36/6,238,974.60 = 2,456,014.80/x - Step 3: Cross multiply
4,521,009.36x = 6,238,974.60 × 2,456,014.80 - Step 4: Simplify right side
4,521,009.36x = 15,323,013,954,424.08 - Step 5: Solve for x
x = 15,323,013,954,424.08/4,521,009.36 - Step 6: Final answer
x = 3,389,290.47
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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.