Finding the Fourth Proportional to 1,154,742.36, 1,732,463.46 and 523,486.68
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Solution
The fourth proportional to 1,154,742.36, 1,732,463.46 and 523,486.68 is: 785,388.65
Step by Step Solution
- Step 1: Write the proportion equation
1,154,742.36 : 1,732,463.46 = 523,486.68 : x - Step 2: Convert to fraction form
1,154,742.36/1,732,463.46 = 523,486.68/x - Step 3: Cross multiply
1,154,742.36x = 1,732,463.46 × 523,486.68 - Step 4: Simplify right side
1,154,742.36x = 906,921,544,896.71 - Step 5: Solve for x
x = 906,921,544,896.71/1,154,742.36 - Step 6: Final answer
x = 785,388.65
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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.