Finding the Fourth Proportional to 4,647,683.04, 6,413,995.42 and 2,582,690.90
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Solution
The fourth proportional to 4,647,683.04, 6,413,995.42 and 2,582,690.90 is: 3,564,220.59
Step by Step Solution
- Step 1: Write the proportion equation
4,647,683.04 : 6,413,995.42 = 2,582,690.90 : x - Step 2: Convert to fraction form
4,647,683.04/6,413,995.42 = 2,582,690.90/x - Step 3: Cross multiply
4,647,683.04x = 6,413,995.42 × 2,582,690.90 - Step 4: Simplify right side
4,647,683.04x = 16,565,367,603,875.68 - Step 5: Solve for x
x = 16,565,367,603,875.68/4,647,683.04 - Step 6: Final answer
x = 3,564,220.59
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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.