Finding the Fourth Proportional to 4,173,677.64, 6,262,651.62 and 1,987,722.12
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Solution
The fourth proportional to 4,173,677.64, 6,262,651.62 and 1,987,722.12 is: 2,982,600.05
Step by Step Solution
- Step 1: Write the proportion equation
4,173,677.64 : 6,262,651.62 = 1,987,722.12 : x - Step 2: Convert to fraction form
4,173,677.64/6,262,651.62 = 1,987,722.12/x - Step 3: Cross multiply
4,173,677.64x = 6,262,651.62 × 1,987,722.12 - Step 4: Simplify right side
4,173,677.64x = 12,448,411,154,927.84 - Step 5: Solve for x
x = 12,448,411,154,927.84/4,173,677.64 - Step 6: Final answer
x = 2,982,600.05
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.