Finding the Fourth Proportional to 1,252,118.68, 1,727,926.77 and 679,158.84
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Solution
The fourth proportional to 1,252,118.68, 1,727,926.77 and 679,158.84 is: 937,240.82
Step by Step Solution
- Step 1: Write the proportion equation
1,252,118.68 : 1,727,926.77 = 679,158.84 : x - Step 2: Convert to fraction form
1,252,118.68/1,727,926.77 = 679,158.84/x - Step 3: Cross multiply
1,252,118.68x = 1,727,926.77 × 679,158.84 - Step 4: Simplify right side
1,252,118.68x = 1,173,536,740,718.15 - Step 5: Solve for x
x = 1,173,536,740,718.15/1,252,118.68 - Step 6: Final answer
x = 937,240.82
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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.