Finding the Fourth Proportional to 2,021,970.67, 3,032,112.79 and 823,079.14
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Solution
The fourth proportional to 2,021,970.67, 3,032,112.79 and 823,079.14 is: 1,234,275.46
Step by Step Solution
- Step 1: Write the proportion equation
2,021,970.67 : 3,032,112.79 = 823,079.14 : x - Step 2: Convert to fraction form
2,021,970.67/3,032,112.79 = 823,079.14/x - Step 3: Cross multiply
2,021,970.67x = 3,032,112.79 × 823,079.14 - Step 4: Simplify right side
2,021,970.67x = 2,495,668,787,576.20 - Step 5: Solve for x
x = 2,495,668,787,576.20/2,021,970.67 - Step 6: Final answer
x = 1,234,275.46
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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.