Finding the Fourth Proportional to 2,864,122.37, 3,952,497.06 and 1,557,374.92
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Solution
The fourth proportional to 2,864,122.37, 3,952,497.06 and 1,557,374.92 is: 2,149,181.84
Step by Step Solution
- Step 1: Write the proportion equation
2,864,122.37 : 3,952,497.06 = 1,557,374.92 : x - Step 2: Convert to fraction form
2,864,122.37/3,952,497.06 = 1,557,374.92/x - Step 3: Cross multiply
2,864,122.37x = 3,952,497.06 × 1,557,374.92 - Step 4: Simplify right side
2,864,122.37x = 6,155,519,807,368.91 - Step 5: Solve for x
x = 6,155,519,807,368.91/2,864,122.37 - Step 6: Final answer
x = 2,149,181.84
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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.