Finding the Fourth Proportional to 2,201,112.90, 3,301,669.35 and 1,563,383.70
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Solution
The fourth proportional to 2,201,112.90, 3,301,669.35 and 1,563,383.70 is: 2,345,075.55
Step by Step Solution
- Step 1: Write the proportion equation
2,201,112.90 : 3,301,669.35 = 1,563,383.70 : x - Step 2: Convert to fraction form
2,201,112.90/3,301,669.35 = 1,563,383.70/x - Step 3: Cross multiply
2,201,112.90x = 3,301,669.35 × 1,563,383.70 - Step 4: Simplify right side
2,201,112.90x = 5,161,776,044,579.60 - Step 5: Solve for x
x = 5,161,776,044,579.60/2,201,112.90 - Step 6: Final answer
x = 2,345,075.55
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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.