Finding the Fourth Proportional to 4,326,473.94, 6,489,215.01 and 1,131,908.46
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Solution
The fourth proportional to 4,326,473.94, 6,489,215.01 and 1,131,908.46 is: 1,697,732.95
Step by Step Solution
- Step 1: Write the proportion equation
4,326,473.94 : 6,489,215.01 = 1,131,908.46 : x - Step 2: Convert to fraction form
4,326,473.94/6,489,215.01 = 1,131,908.46/x - Step 3: Cross multiply
4,326,473.94x = 6,489,215.01 × 1,131,908.46 - Step 4: Simplify right side
4,326,473.94x = 7,345,197,368,577.99 - Step 5: Solve for x
x = 7,345,197,368,577.99/4,326,473.94 - Step 6: Final answer
x = 1,697,732.95
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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.