Finding the Fourth Proportional to 2,576,206.67, 3,555,026.44 and 1,430,213.20
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Solution
The fourth proportional to 2,576,206.67, 3,555,026.44 and 1,430,213.20 is: 1,973,617.18
Step by Step Solution
- Step 1: Write the proportion equation
2,576,206.67 : 3,555,026.44 = 1,430,213.20 : x - Step 2: Convert to fraction form
2,576,206.67/3,555,026.44 = 1,430,213.20/x - Step 3: Cross multiply
2,576,206.67x = 3,555,026.44 × 1,430,213.20 - Step 4: Simplify right side
2,576,206.67x = 5,084,445,752,393.41 - Step 5: Solve for x
x = 5,084,445,752,393.41/2,576,206.67 - Step 6: Final answer
x = 1,973,617.18
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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.