Finding the Fourth Proportional to 2,756,122.32, 3,803,349.24 and 1,515,721.95
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Solution
The fourth proportional to 2,756,122.32, 3,803,349.24 and 1,515,721.95 is: 2,091,641.54
Step by Step Solution
- Step 1: Write the proportion equation
2,756,122.32 : 3,803,349.24 = 1,515,721.95 : x - Step 2: Convert to fraction form
2,756,122.32/3,803,349.24 = 1,515,721.95/x - Step 3: Cross multiply
2,756,122.32x = 3,803,349.24 × 1,515,721.95 - Step 4: Simplify right side
2,756,122.32x = 5,764,819,926,583.82 - Step 5: Solve for x
x = 5,764,819,926,583.82/2,756,122.32 - Step 6: Final answer
x = 2,091,641.54
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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.