Finding the Fourth Proportional to 2,730,364.73, 3,768,652.67 and 1,584,814.13
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Solution
The fourth proportional to 2,730,364.73, 3,768,652.67 and 1,584,814.13 is: 2,187,478.45
Step by Step Solution
- Step 1: Write the proportion equation
2,730,364.73 : 3,768,652.67 = 1,584,814.13 : x - Step 2: Convert to fraction form
2,730,364.73/3,768,652.67 = 1,584,814.13/x - Step 3: Cross multiply
2,730,364.73x = 3,768,652.67 × 1,584,814.13 - Step 4: Simplify right side
2,730,364.73x = 5,972,614,002,478.23 - Step 5: Solve for x
x = 5,972,614,002,478.23/2,730,364.73 - Step 6: Final answer
x = 2,187,478.45
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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.