Finding the Fourth Proportional to 4,792,959.05, 6,614,249.84 and 2,617,502.76
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Solution
The fourth proportional to 4,792,959.05, 6,614,249.84 and 2,617,502.76 is: 3,612,135.44
Step by Step Solution
- Step 1: Write the proportion equation
4,792,959.05 : 6,614,249.84 = 2,617,502.76 : x - Step 2: Convert to fraction form
4,792,959.05/6,614,249.84 = 2,617,502.76/x - Step 3: Cross multiply
4,792,959.05x = 6,614,249.84 × 2,617,502.76 - Step 4: Simplify right side
4,792,959.05x = 17,312,817,208,257.68 - Step 5: Solve for x
x = 17,312,817,208,257.68/4,792,959.05 - Step 6: Final answer
x = 3,612,135.44
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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.