Finding the Fourth Proportional to 2,730,372.99, 3,769,120.76 and 1,763,971.71
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Solution
The fourth proportional to 2,730,372.99, 3,769,120.76 and 1,763,971.71 is: 2,435,060.12
Step by Step Solution
- Step 1: Write the proportion equation
2,730,372.99 : 3,769,120.76 = 1,763,971.71 : x - Step 2: Convert to fraction form
2,730,372.99/3,769,120.76 = 1,763,971.71/x - Step 3: Cross multiply
2,730,372.99x = 3,769,120.76 × 1,763,971.71 - Step 4: Simplify right side
2,730,372.99x = 6,648,622,383,393.84 - Step 5: Solve for x
x = 6,648,622,383,393.84/2,730,372.99 - Step 6: Final answer
x = 2,435,060.12
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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.