Finding the Fourth Proportional to 7,484,054.15, 11,225,982.80 and 1,804,232.90
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Solution
The fourth proportional to 7,484,054.15, 11,225,982.80 and 1,804,232.90 is: 2,706,325.62
Step by Step Solution
- Step 1: Write the proportion equation
7,484,054.15 : 11,225,982.80 = 1,804,232.90 : x - Step 2: Convert to fraction form
7,484,054.15/11,225,982.80 = 1,804,232.90/x - Step 3: Cross multiply
7,484,054.15x = 11,225,982.80 × 1,804,232.90 - Step 4: Simplify right side
7,484,054.15x = 20,254,287,450,974.79 - Step 5: Solve for x
x = 20,254,287,450,974.79/7,484,054.15 - Step 6: Final answer
x = 2,706,325.62
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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.