Finding the Fourth Proportional to 4,292,690.99, 5,922,621.75 and 2,573,184.11
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Solution
The fourth proportional to 4,292,690.99, 5,922,621.75 and 2,573,184.11 is: 3,550,219.71
Step by Step Solution
- Step 1: Write the proportion equation
4,292,690.99 : 5,922,621.75 = 2,573,184.11 : x - Step 2: Convert to fraction form
4,292,690.99/5,922,621.75 = 2,573,184.11/x - Step 3: Cross multiply
4,292,690.99x = 5,922,621.75 × 2,573,184.11 - Step 4: Simplify right side
4,292,690.99x = 15,239,996,176,640.39 - Step 5: Solve for x
x = 15,239,996,176,640.39/4,292,690.99 - Step 6: Final answer
x = 3,550,219.71
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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.