Finding the Fourth Proportional to 5,203,900.60, 7,181,467.86 and 2,849,059.08
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Solution
The fourth proportional to 5,203,900.60, 7,181,467.86 and 2,849,059.08 is: 3,931,748.08
Step by Step Solution
- Step 1: Write the proportion equation
5,203,900.60 : 7,181,467.86 = 2,849,059.08 : x - Step 2: Convert to fraction form
5,203,900.60/7,181,467.86 = 2,849,059.08/x - Step 3: Cross multiply
5,203,900.60x = 7,181,467.86 × 2,849,059.08 - Step 4: Simplify right side
5,203,900.60x = 20,460,426,214,261.17 - Step 5: Solve for x
x = 20,460,426,214,261.17/5,203,900.60 - Step 6: Final answer
x = 3,931,748.08
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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.