Finding the Fourth Proportional to 1,558,298.34, 2,149,840.80 and 904,812.75
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Solution
The fourth proportional to 1,558,298.34, 2,149,840.80 and 904,812.75 is: 1,248,286.88
Step by Step Solution
- Step 1: Write the proportion equation
1,558,298.34 : 2,149,840.80 = 904,812.75 : x - Step 2: Convert to fraction form
1,558,298.34/2,149,840.80 = 904,812.75/x - Step 3: Cross multiply
1,558,298.34x = 2,149,840.80 × 904,812.75 - Step 4: Simplify right side
1,558,298.34x = 1,945,203,366,310.20 - Step 5: Solve for x
x = 1,945,203,366,310.20/1,558,298.34 - Step 6: Final answer
x = 1,248,286.88
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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.