Finding the Fourth Proportional to 1,578,357.74, 2,367,541.56 and 441,112.44
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Solution
The fourth proportional to 1,578,357.74, 2,367,541.56 and 441,112.44 is: 661,670.04
Step by Step Solution
- Step 1: Write the proportion equation
1,578,357.74 : 2,367,541.56 = 441,112.44 : x - Step 2: Convert to fraction form
1,578,357.74/2,367,541.56 = 441,112.44/x - Step 3: Cross multiply
1,578,357.74x = 2,367,541.56 × 441,112.44 - Step 4: Simplify right side
1,578,357.74x = 1,044,352,023,800.55 - Step 5: Solve for x
x = 1,044,352,023,800.55/1,578,357.74 - Step 6: Final answer
x = 661,670.04
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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.