Finding the Fourth Proportional to 6,329,770.74, 8,735,073.08 and 3,429,235.26
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Solution
The fourth proportional to 6,329,770.74, 8,735,073.08 and 3,429,235.26 is: 4,732,338.95
Step by Step Solution
- Step 1: Write the proportion equation
6,329,770.74 : 8,735,073.08 = 3,429,235.26 : x - Step 2: Convert to fraction form
6,329,770.74/8,735,073.08 = 3,429,235.26/x - Step 3: Cross multiply
6,329,770.74x = 8,735,073.08 × 3,429,235.26 - Step 4: Simplify right side
6,329,770.74x = 29,954,620,587,466.62 - Step 5: Solve for x
x = 29,954,620,587,466.62/6,329,770.74 - Step 6: Final answer
x = 4,732,338.95
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1.5x scale
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.