Finding the Fourth Proportional to 1,369,482.37, 2,053,822.19 and 515,938.18
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Solution
The fourth proportional to 1,369,482.37, 2,053,822.19 and 515,938.18 is: 773,756.06
Step by Step Solution
- Step 1: Write the proportion equation
1,369,482.37 : 2,053,822.19 = 515,938.18 : x - Step 2: Convert to fraction form
1,369,482.37/2,053,822.19 = 515,938.18/x - Step 3: Cross multiply
1,369,482.37x = 2,053,822.19 × 515,938.18 - Step 4: Simplify right side
1,369,482.37x = 1,059,645,282,752.21 - Step 5: Solve for x
x = 1,059,645,282,752.21/1,369,482.37 - Step 6: Final answer
x = 773,756.06
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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.