Finding the Fourth Proportional to 1,802,568.08, 2,484,893.76 and 1,372,098.44
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Solution
The fourth proportional to 1,802,568.08, 2,484,893.76 and 1,372,098.44 is: 1,891,478.55
Step by Step Solution
- Step 1: Write the proportion equation
1,802,568.08 : 2,484,893.76 = 1,372,098.44 : x - Step 2: Convert to fraction form
1,802,568.08/2,484,893.76 = 1,372,098.44/x - Step 3: Cross multiply
1,802,568.08x = 2,484,893.76 × 1,372,098.44 - Step 4: Simplify right side
1,802,568.08x = 3,409,518,851,661.73 - Step 5: Solve for x
x = 3,409,518,851,661.73/1,802,568.08 - Step 6: Final answer
x = 1,891,478.55
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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.