Finding the Fourth Proportional to 1,382,289.84, 2,074,368.49 and 483,739.36
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Solution
The fourth proportional to 1,382,289.84, 2,074,368.49 and 483,739.36 is: 725,935.80
Step by Step Solution
- Step 1: Write the proportion equation
1,382,289.84 : 2,074,368.49 = 483,739.36 : x - Step 2: Convert to fraction form
1,382,289.84/2,074,368.49 = 483,739.36/x - Step 3: Cross multiply
1,382,289.84x = 2,074,368.49 × 483,739.36 - Step 4: Simplify right side
1,382,289.84x = 1,003,453,679,361.50 - Step 5: Solve for x
x = 1,003,453,679,361.50/1,382,289.84 - Step 6: Final answer
x = 725,935.80
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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.