Finding the Fourth Proportional to 5,780,097.37, 8,671,363.49 and 2,185,784.74
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Solution
The fourth proportional to 5,780,097.37, 8,671,363.49 and 2,185,784.74 is: 3,279,137.49
Step by Step Solution
- Step 1: Write the proportion equation
5,780,097.37 : 8,671,363.49 = 2,185,784.74 : x - Step 2: Convert to fraction form
5,780,097.37/8,671,363.49 = 2,185,784.74/x - Step 3: Cross multiply
5,780,097.37x = 8,671,363.49 × 2,185,784.74 - Step 4: Simplify right side
5,780,097.37x = 18,953,733,991,435.14 - Step 5: Solve for x
x = 18,953,733,991,435.14/5,780,097.37 - Step 6: Final answer
x = 3,279,137.49
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.