Finding the Fourth Proportional to 1,836,489.48, 2,754,783.48 and 574,317.12
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Solution
The fourth proportional to 1,836,489.48, 2,754,783.48 and 574,317.12 is: 861,491.08
Step by Step Solution
- Step 1: Write the proportion equation
1,836,489.48 : 2,754,783.48 = 574,317.12 : x - Step 2: Convert to fraction form
1,836,489.48/2,754,783.48 = 574,317.12/x - Step 3: Cross multiply
1,836,489.48x = 2,754,783.48 × 574,317.12 - Step 4: Simplify right side
1,836,489.48x = 1,582,119,314,457.18 - Step 5: Solve for x
x = 1,582,119,314,457.18/1,836,489.48 - Step 6: Final answer
x = 861,491.08
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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.