Finding the Fourth Proportional to 4,235,347.80, 6,354,268.68 and 1,539,630.54
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Solution
The fourth proportional to 4,235,347.80, 6,354,268.68 and 1,539,630.54 is: 2,309,899.11
Step by Step Solution
- Step 1: Write the proportion equation
4,235,347.80 : 6,354,268.68 = 1,539,630.54 : x - Step 2: Convert to fraction form
4,235,347.80/6,354,268.68 = 1,539,630.54/x - Step 3: Cross multiply
4,235,347.80x = 6,354,268.68 × 1,539,630.54 - Step 4: Simplify right side
4,235,347.80x = 9,783,226,119,093.49 - Step 5: Solve for x
x = 9,783,226,119,093.49/4,235,347.80 - Step 6: Final answer
x = 2,309,899.11
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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.