Finding the Fourth Proportional to 4,224,731.37, 5,830,130.84 and 2,290,991.43
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Solution
The fourth proportional to 4,224,731.37, 5,830,130.84 and 2,290,991.43 is: 3,161,569.02
Step by Step Solution
- Step 1: Write the proportion equation
4,224,731.37 : 5,830,130.84 = 2,290,991.43 : x - Step 2: Convert to fraction form
4,224,731.37/5,830,130.84 = 2,290,991.43/x - Step 3: Cross multiply
4,224,731.37x = 5,830,130.84 × 2,290,991.43 - Step 4: Simplify right side
4,224,731.37x = 13,356,779,800,626.73 - Step 5: Solve for x
x = 13,356,779,800,626.73/4,224,731.37 - Step 6: Final answer
x = 3,161,569.02
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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.