Finding the Fourth Proportional to 2,966,445.56, 4,471,902.36 and 2,768,703.59
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Solution
The fourth proportional to 2,966,445.56, 4,471,902.36 and 2,768,703.59 is: 4,173,807.30
Step by Step Solution
- Step 1: Write the proportion equation
2,966,445.56 : 4,471,902.36 = 2,768,703.59 : x - Step 2: Convert to fraction form
2,966,445.56/4,471,902.36 = 2,768,703.59/x - Step 3: Cross multiply
2,966,445.56x = 4,471,902.36 × 2,768,703.59 - Step 4: Simplify right side
2,966,445.56x = 12,381,372,129,441.23 - Step 5: Solve for x
x = 12,381,372,129,441.23/2,966,445.56 - Step 6: Final answer
x = 4,173,807.30
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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.