Finding the Fourth Proportional to 1,591,722.28, 2,387,842.62 and 469,904.68
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Solution
The fourth proportional to 1,591,722.28, 2,387,842.62 and 469,904.68 is: 704,933.54
Step by Step Solution
- Step 1: Write the proportion equation
1,591,722.28 : 2,387,842.62 = 469,904.68 : x - Step 2: Convert to fraction form
1,591,722.28/2,387,842.62 = 469,904.68/x - Step 3: Cross multiply
1,591,722.28x = 2,387,842.62 × 469,904.68 - Step 4: Simplify right side
1,591,722.28x = 1,122,058,422,241.46 - Step 5: Solve for x
x = 1,122,058,422,241.46/1,591,722.28 - Step 6: Final answer
x = 704,933.54
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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.