Finding the Fourth Proportional to 5,408,079.02, 7,461,955.98 and 3,201,846.36
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Solution
The fourth proportional to 5,408,079.02, 7,461,955.98 and 3,201,846.36 is: 4,417,841.63
Step by Step Solution
- Step 1: Write the proportion equation
5,408,079.02 : 7,461,955.98 = 3,201,846.36 : x - Step 2: Convert to fraction form
5,408,079.02/7,461,955.98 = 3,201,846.36/x - Step 3: Cross multiply
5,408,079.02x = 7,461,955.98 × 3,201,846.36 - Step 4: Simplify right side
5,408,079.02x = 23,892,036,622,030.80 - Step 5: Solve for x
x = 23,892,036,622,030.80/5,408,079.02 - Step 6: Final answer
x = 4,417,841.63
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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.