Finding the Fourth Proportional to 2,021,630.10, 3,031,570.35 and 823,154.10
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Solution
The fourth proportional to 2,021,630.10, 3,031,570.35 and 823,154.10 is: 1,234,374.95
Step by Step Solution
- Step 1: Write the proportion equation
2,021,630.10 : 3,031,570.35 = 823,154.10 : x - Step 2: Convert to fraction form
2,021,630.10/3,031,570.35 = 823,154.10/x - Step 3: Cross multiply
2,021,630.10x = 3,031,570.35 × 823,154.10 - Step 4: Simplify right side
2,021,630.10x = 2,495,449,563,040.94 - Step 5: Solve for x
x = 2,495,449,563,040.94/2,021,630.10 - Step 6: Final answer
x = 1,234,374.95
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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.