Finding the Fourth Proportional to 4,984,491.94, 6,878,605.05 and 2,692,652.63
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Solution
The fourth proportional to 4,984,491.94, 6,878,605.05 and 2,692,652.63 is: 3,715,863.96
Step by Step Solution
- Step 1: Write the proportion equation
4,984,491.94 : 6,878,605.05 = 2,692,652.63 : x - Step 2: Convert to fraction form
4,984,491.94/6,878,605.05 = 2,692,652.63/x - Step 3: Cross multiply
4,984,491.94x = 6,878,605.05 × 2,692,652.63 - Step 4: Simplify right side
4,984,491.94x = 18,521,693,944,220.75 - Step 5: Solve for x
x = 18,521,693,944,220.75/4,984,491.94 - Step 6: Final answer
x = 3,715,863.96
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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.