Finding the Fourth Proportional to 1,122,365.87, 1,683,797.57 and 323,585.07
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Solution
The fourth proportional to 1,122,365.87, 1,683,797.57 and 323,585.07 is: 485,449.33
Step by Step Solution
- Step 1: Write the proportion equation
1,122,365.87 : 1,683,797.57 = 323,585.07 : x - Step 2: Convert to fraction form
1,122,365.87/1,683,797.57 = 323,585.07/x - Step 3: Cross multiply
1,122,365.87x = 1,683,797.57 × 323,585.07 - Step 4: Simplify right side
1,122,365.87x = 544,851,752,936.36 - Step 5: Solve for x
x = 544,851,752,936.36/1,122,365.87 - Step 6: Final answer
x = 485,449.33
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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.