Finding the Fourth Proportional to 4,187,628.84, 6,281,879.97 and 1,154,995.22
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Solution
The fourth proportional to 4,187,628.84, 6,281,879.97 and 1,154,995.22 is: 1,732,613.28
Step by Step Solution
- Step 1: Write the proportion equation
4,187,628.84 : 6,281,879.97 = 1,154,995.22 : x - Step 2: Convert to fraction form
4,187,628.84/6,281,879.97 = 1,154,995.22/x - Step 3: Cross multiply
4,187,628.84x = 6,281,879.97 × 1,154,995.22 - Step 4: Simplify right side
4,187,628.84x = 7,255,541,322,664.10 - Step 5: Solve for x
x = 7,255,541,322,664.10/4,187,628.84 - Step 6: Final answer
x = 1,732,613.28
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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.