Finding the Fourth Proportional to 2,237,375.13, 3,087,347.58 and 1,257,158.49
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Solution
The fourth proportional to 2,237,375.13, 3,087,347.58 and 1,257,158.49 is: 1,734,749.43
Step by Step Solution
- Step 1: Write the proportion equation
2,237,375.13 : 3,087,347.58 = 1,257,158.49 : x - Step 2: Convert to fraction form
2,237,375.13/3,087,347.58 = 1,257,158.49/x - Step 3: Cross multiply
2,237,375.13x = 3,087,347.58 × 1,257,158.49 - Step 4: Simplify right side
2,237,375.13x = 3,881,285,221,777.95 - Step 5: Solve for x
x = 3,881,285,221,777.95/2,237,375.13 - Step 6: Final answer
x = 1,734,749.43
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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.