Finding the Fourth Proportional to 4,910,237.68, 6,776,339.17 and 2,734,781.80
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Solution
The fourth proportional to 4,910,237.68, 6,776,339.17 and 2,734,781.80 is: 3,774,116.49
Step by Step Solution
- Step 1: Write the proportion equation
4,910,237.68 : 6,776,339.17 = 2,734,781.80 : x - Step 2: Convert to fraction form
4,910,237.68/6,776,339.17 = 2,734,781.80/x - Step 3: Cross multiply
4,910,237.68x = 6,776,339.17 × 2,734,781.80 - Step 4: Simplify right side
4,910,237.68x = 18,531,808,998,861.41 - Step 5: Solve for x
x = 18,531,808,998,861.41/4,910,237.68 - Step 6: Final answer
x = 3,774,116.49
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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.