Finding the Fourth Proportional to 4,014,296.87, 5,539,734.87 and 2,178,754.95
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Solution
The fourth proportional to 4,014,296.87, 5,539,734.87 and 2,178,754.95 is: 3,006,684.65
Step by Step Solution
- Step 1: Write the proportion equation
4,014,296.87 : 5,539,734.87 = 2,178,754.95 : x - Step 2: Convert to fraction form
4,014,296.87/5,539,734.87 = 2,178,754.95/x - Step 3: Cross multiply
4,014,296.87x = 5,539,734.87 × 2,178,754.95 - Step 4: Simplify right side
4,014,296.87x = 12,069,724,782,303.78 - Step 5: Solve for x
x = 12,069,724,782,303.78/4,014,296.87 - Step 6: Final answer
x = 3,006,684.65
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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.