Finding the Fourth Proportional to 2,756,658.31, 3,803,630.99 and 1,610,517.22
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Solution
The fourth proportional to 2,756,658.31, 3,803,630.99 and 1,610,517.22 is: 2,222,188.07
Step by Step Solution
- Step 1: Write the proportion equation
2,756,658.31 : 3,803,630.99 = 1,610,517.22 : x - Step 2: Convert to fraction form
2,756,658.31/3,803,630.99 = 1,610,517.22/x - Step 3: Cross multiply
2,756,658.31x = 3,803,630.99 × 1,610,517.22 - Step 4: Simplify right side
2,756,658.31x = 6,125,813,190,358.99 - Step 5: Solve for x
x = 6,125,813,190,358.99/2,756,658.31 - Step 6: Final answer
x = 2,222,188.07
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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.