Finding the Fourth Proportional to 1,579,217.04, 2,179,313.28 and 854,065.68
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Solution
The fourth proportional to 1,579,217.04, 2,179,313.28 and 854,065.68 is: 1,178,607.27
Step by Step Solution
- Step 1: Write the proportion equation
1,579,217.04 : 2,179,313.28 = 854,065.68 : x - Step 2: Convert to fraction form
1,579,217.04/2,179,313.28 = 854,065.68/x - Step 3: Cross multiply
1,579,217.04x = 2,179,313.28 × 854,065.68 - Step 4: Simplify right side
1,579,217.04x = 1,861,276,678,416.23 - Step 5: Solve for x
x = 1,861,276,678,416.23/1,579,217.04 - Step 6: Final answer
x = 1,178,607.27
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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.