Finding the Fourth Proportional to 3,349,814.45, 5,023,023.99 and 1,430,426.70
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Solution
The fourth proportional to 3,349,814.45, 5,023,023.99 and 1,430,426.70 is: 2,144,915.11
Step by Step Solution
- Step 1: Write the proportion equation
3,349,814.45 : 5,023,023.99 = 1,430,426.70 : x - Step 2: Convert to fraction form
3,349,814.45/5,023,023.99 = 1,430,426.70/x - Step 3: Cross multiply
3,349,814.45x = 5,023,023.99 × 1,430,426.70 - Step 4: Simplify right side
3,349,814.45x = 7,185,067,630,036.53 - Step 5: Solve for x
x = 7,185,067,630,036.53/3,349,814.45 - Step 6: Final answer
x = 2,144,915.11
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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.