Finding the Fourth Proportional to 2,427,493.55, 3,349,924.63 and 1,339,765.12
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Solution
The fourth proportional to 2,427,493.55, 3,349,924.63 and 1,339,765.12 is: 1,848,866.78
Step by Step Solution
- Step 1: Write the proportion equation
2,427,493.55 : 3,349,924.63 = 1,339,765.12 : x - Step 2: Convert to fraction form
2,427,493.55/3,349,924.63 = 1,339,765.12/x - Step 3: Cross multiply
2,427,493.55x = 3,349,924.63 × 1,339,765.12 - Step 4: Simplify right side
2,427,493.55x = 4,488,112,173,902.91 - Step 5: Solve for x
x = 4,488,112,173,902.91/2,427,493.55 - Step 6: Final answer
x = 1,848,866.78
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1.5x scale
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.