Finding the Fourth Proportional to 2,869,595.97, 3,959,749.38 and 1,766,852.25
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Solution
The fourth proportional to 2,869,595.97, 3,959,749.38 and 1,766,852.25 is: 2,438,075.66
Step by Step Solution
- Step 1: Write the proportion equation
2,869,595.97 : 3,959,749.38 = 1,766,852.25 : x - Step 2: Convert to fraction form
2,869,595.97/3,959,749.38 = 1,766,852.25/x - Step 3: Cross multiply
2,869,595.97x = 3,959,749.38 × 1,766,852.25 - Step 4: Simplify right side
2,869,595.97x = 6,996,292,101,489.11 - Step 5: Solve for x
x = 6,996,292,101,489.11/2,869,595.97 - Step 6: Final answer
x = 2,438,075.66
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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.