Finding the Fourth Proportional to 2,069,408.79, 3,123,549.63 and 2,069,408.79
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Solution
The fourth proportional to 2,069,408.79, 3,123,549.63 and 2,069,408.79 is: 3,123,549.63
Step by Step Solution
- Step 1: Write the proportion equation
2,069,408.79 : 3,123,549.63 = 2,069,408.79 : x - Step 2: Convert to fraction form
2,069,408.79/3,123,549.63 = 2,069,408.79/x - Step 3: Cross multiply
2,069,408.79x = 3,123,549.63 × 2,069,408.79 - Step 4: Simplify right side
2,069,408.79x = 6,463,901,060,323.25 - Step 5: Solve for x
x = 6,463,901,060,323.25/2,069,408.79 - Step 6: Final answer
x = 3,123,549.63
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.