Finding the Fourth Proportional to 4,757,807.25, 6,565,781.22 and 2,582,351.20
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Solution
The fourth proportional to 4,757,807.25, 6,565,781.22 and 2,582,351.20 is: 3,563,648.57
Step by Step Solution
- Step 1: Write the proportion equation
4,757,807.25 : 6,565,781.22 = 2,582,351.20 : x - Step 2: Convert to fraction form
4,757,807.25/6,565,781.22 = 2,582,351.20/x - Step 3: Cross multiply
4,757,807.25x = 6,565,781.22 × 2,582,351.20 - Step 4: Simplify right side
4,757,807.25x = 16,955,152,995,990.01 - Step 5: Solve for x
x = 16,955,152,995,990.01/4,757,807.25 - Step 6: Final answer
x = 3,563,648.57
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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.