Finding the Fourth Proportional to 1,515,240.38, 2,272,805.21 and 450,254.76
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Solution
The fourth proportional to 1,515,240.38, 2,272,805.21 and 450,254.76 is: 675,365.69
Step by Step Solution
- Step 1: Write the proportion equation
1,515,240.38 : 2,272,805.21 = 450,254.76 : x - Step 2: Convert to fraction form
1,515,240.38/2,272,805.21 = 450,254.76/x - Step 3: Cross multiply
1,515,240.38x = 2,272,805.21 × 450,254.76 - Step 4: Simplify right side
1,515,240.38x = 1,023,341,363,792.48 - Step 5: Solve for x
x = 1,023,341,363,792.48/1,515,240.38 - Step 6: Final answer
x = 675,365.69
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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.