Finding the Fourth Proportional to 2,031,593.56, 2,803,630.68 and 1,113,906.52
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Solution
The fourth proportional to 2,031,593.56, 2,803,630.68 and 1,113,906.52 is: 1,537,208.31
Step by Step Solution
- Step 1: Write the proportion equation
2,031,593.56 : 2,803,630.68 = 1,113,906.52 : x - Step 2: Convert to fraction form
2,031,593.56/2,803,630.68 = 1,113,906.52/x - Step 3: Cross multiply
2,031,593.56x = 2,803,630.68 × 1,113,906.52 - Step 4: Simplify right side
2,031,593.56x = 3,122,982,494,124.03 - Step 5: Solve for x
x = 3,122,982,494,124.03/2,031,593.56 - Step 6: Final answer
x = 1,537,208.31
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.