Finding the Fourth Proportional to 1,704,670.94, 2,353,330.36 and 1,245,269.72
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Solution
The fourth proportional to 1,704,670.94, 2,353,330.36 and 1,245,269.72 is: 1,719,118.32
Step by Step Solution
- Step 1: Write the proportion equation
1,704,670.94 : 2,353,330.36 = 1,245,269.72 : x - Step 2: Convert to fraction form
1,704,670.94/2,353,330.36 = 1,245,269.72/x - Step 3: Cross multiply
1,704,670.94x = 2,353,330.36 × 1,245,269.72 - Step 4: Simplify right side
1,704,670.94x = 2,930,531,038,464.70 - Step 5: Solve for x
x = 2,930,531,038,464.70/1,704,670.94 - Step 6: Final answer
x = 1,719,118.32
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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.