Finding the Fourth Proportional to 4,081,652.20, 6,124,811.10 and 1,559,117.80
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Solution
The fourth proportional to 4,081,652.20, 6,124,811.10 and 1,559,117.80 is: 2,339,567.79
Step by Step Solution
- Step 1: Write the proportion equation
4,081,652.20 : 6,124,811.10 = 1,559,117.80 : x - Step 2: Convert to fraction form
4,081,652.20/6,124,811.10 = 1,559,117.80/x - Step 3: Cross multiply
4,081,652.20x = 6,124,811.10 × 1,559,117.80 - Step 4: Simplify right side
4,081,652.20x = 9,549,302,007,647.58 - Step 5: Solve for x
x = 9,549,302,007,647.58/4,081,652.20 - Step 6: Final answer
x = 2,339,567.79
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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.