Finding the Fourth Proportional to 1,087,324.74, 1,500,489.09 and 603,871.38
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Solution
The fourth proportional to 1,087,324.74, 1,500,489.09 and 603,871.38 is: 833,331.92
Step by Step Solution
- Step 1: Write the proportion equation
1,087,324.74 : 1,500,489.09 = 603,871.38 : x - Step 2: Convert to fraction form
1,087,324.74/1,500,489.09 = 603,871.38/x - Step 3: Cross multiply
1,087,324.74x = 1,500,489.09 × 603,871.38 - Step 4: Simplify right side
1,087,324.74x = 906,102,417,453.24 - Step 5: Solve for x
x = 906,102,417,453.24/1,087,324.74 - Step 6: Final answer
x = 833,331.92
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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.