Finding the Fourth Proportional to 2,943,593.10, 4,062,195.09 and 1,782,023.94
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Solution
The fourth proportional to 2,943,593.10, 4,062,195.09 and 1,782,023.94 is: 2,459,215.20
Step by Step Solution
- Step 1: Write the proportion equation
2,943,593.10 : 4,062,195.09 = 1,782,023.94 : x - Step 2: Convert to fraction form
2,943,593.10/4,062,195.09 = 1,782,023.94/x - Step 3: Cross multiply
2,943,593.10x = 4,062,195.09 × 1,782,023.94 - Step 4: Simplify right side
2,943,593.10x = 7,238,928,899,330.45 - Step 5: Solve for x
x = 7,238,928,899,330.45/2,943,593.10 - Step 6: Final answer
x = 2,459,215.20
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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.