Finding the Fourth Proportional to 1,480,925.05, 2,221,470.04 and 415,883.69
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Solution
The fourth proportional to 1,480,925.05, 2,221,470.04 and 415,883.69 is: 623,848.69
Step by Step Solution
- Step 1: Write the proportion equation
1,480,925.05 : 2,221,470.04 = 415,883.69 : x - Step 2: Convert to fraction form
1,480,925.05/2,221,470.04 = 415,883.69/x - Step 3: Cross multiply
1,480,925.05x = 2,221,470.04 × 415,883.69 - Step 4: Simplify right side
1,480,925.05x = 923,873,157,459.65 - Step 5: Solve for x
x = 923,873,157,459.65/1,480,925.05 - Step 6: Final answer
x = 623,848.69
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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.