Finding the Fourth Proportional to 5,714,237.84, 7,883,403.32 and 3,265,535.20
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Solution
The fourth proportional to 5,714,237.84, 7,883,403.32 and 3,265,535.20 is: 4,505,155.68
Step by Step Solution
- Step 1: Write the proportion equation
5,714,237.84 : 7,883,403.32 = 3,265,535.20 : x - Step 2: Convert to fraction form
5,714,237.84/7,883,403.32 = 3,265,535.20/x - Step 3: Cross multiply
5,714,237.84x = 7,883,403.32 × 3,265,535.20 - Step 4: Simplify right side
5,714,237.84x = 25,743,531,037,256.87 - Step 5: Solve for x
x = 25,743,531,037,256.87/5,714,237.84 - Step 6: Final answer
x = 4,505,155.68
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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.