Finding the Fourth Proportional to 2,888,394.57, 3,986,109.05 and 1,599,234.95
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Solution
The fourth proportional to 2,888,394.57, 3,986,109.05 and 1,599,234.95 is: 2,207,013.19
Step by Step Solution
- Step 1: Write the proportion equation
2,888,394.57 : 3,986,109.05 = 1,599,234.95 : x - Step 2: Convert to fraction form
2,888,394.57/3,986,109.05 = 1,599,234.95/x - Step 3: Cross multiply
2,888,394.57x = 3,986,109.05 × 1,599,234.95 - Step 4: Simplify right side
2,888,394.57x = 6,374,724,909,240.40 - Step 5: Solve for x
x = 6,374,724,909,240.40/2,888,394.57 - Step 6: Final answer
x = 2,207,013.19
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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.