Finding the Fourth Proportional to 2,984,402.87, 4,118,481.21 and 1,626,275.87
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Solution
The fourth proportional to 2,984,402.87, 4,118,481.21 and 1,626,275.87 is: 2,244,263.56
Step by Step Solution
- Step 1: Write the proportion equation
2,984,402.87 : 4,118,481.21 = 1,626,275.87 : x - Step 2: Convert to fraction form
2,984,402.87/4,118,481.21 = 1,626,275.87/x - Step 3: Cross multiply
2,984,402.87x = 4,118,481.21 × 1,626,275.87 - Step 4: Simplify right side
2,984,402.87x = 6,697,786,592,279.00 - Step 5: Solve for x
x = 6,697,786,592,279.00/2,984,402.87 - Step 6: Final answer
x = 2,244,263.56
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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.