Finding the Fourth Proportional to 1,622,037.08, 2,238,215.82 and 896,786.84
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Solution
The fourth proportional to 1,622,037.08, 2,238,215.82 and 896,786.84 is: 1,237,457.83
Step by Step Solution
- Step 1: Write the proportion equation
1,622,037.08 : 2,238,215.82 = 896,786.84 : x - Step 2: Convert to fraction form
1,622,037.08/2,238,215.82 = 896,786.84/x - Step 3: Cross multiply
1,622,037.08x = 2,238,215.82 × 896,786.84 - Step 4: Simplify right side
1,622,037.08x = 2,007,202,492,455.81 - Step 5: Solve for x
x = 2,007,202,492,455.81/1,622,037.08 - Step 6: Final answer
x = 1,237,457.83
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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.