Finding the Fourth Proportional to 1,522,354.37, 2,100,848.30 and 910,507.12
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Solution
The fourth proportional to 1,522,354.37, 2,100,848.30 and 910,507.12 is: 1,256,499.39
Step by Step Solution
- Step 1: Write the proportion equation
1,522,354.37 : 2,100,848.30 = 910,507.12 : x - Step 2: Convert to fraction form
1,522,354.37/2,100,848.30 = 910,507.12/x - Step 3: Cross multiply
1,522,354.37x = 2,100,848.30 × 910,507.12 - Step 4: Simplify right side
1,522,354.37x = 1,912,837,336,153.13 - Step 5: Solve for x
x = 1,912,837,336,153.13/1,522,354.37 - Step 6: Final answer
x = 1,256,499.39
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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.