Finding the Fourth Proportional to 4,537,135.95, 6,261,688.85 and 3,389,223.39
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Solution
The fourth proportional to 4,537,135.95, 6,261,688.85 and 3,389,223.39 is: 4,677,457.88
Step by Step Solution
- Step 1: Write the proportion equation
4,537,135.95 : 6,261,688.85 = 3,389,223.39 : x - Step 2: Convert to fraction form
4,537,135.95/6,261,688.85 = 3,389,223.39/x - Step 3: Cross multiply
4,537,135.95x = 6,261,688.85 × 3,389,223.39 - Step 4: Simplify right side
4,537,135.95x = 21,222,262,294,376.09 - Step 5: Solve for x
x = 21,222,262,294,376.09/4,537,135.95 - Step 6: Final answer
x = 4,677,457.88
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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.