Finding the Fourth Proportional to 1,458,560.10, 2,187,184.05 and 659,430.30
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Solution
The fourth proportional to 1,458,560.10, 2,187,184.05 and 659,430.30 is: 988,848.82
Step by Step Solution
- Step 1: Write the proportion equation
1,458,560.10 : 2,187,184.05 = 659,430.30 : x - Step 2: Convert to fraction form
1,458,560.10/2,187,184.05 = 659,430.30/x - Step 3: Cross multiply
1,458,560.10x = 2,187,184.05 × 659,430.30 - Step 4: Simplify right side
1,458,560.10x = 1,442,295,434,246.72 - Step 5: Solve for x
x = 1,442,295,434,246.72/1,458,560.10 - Step 6: Final answer
x = 988,848.82
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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.