Finding the Fourth Proportional to 1,373,045.88, 1,894,802.98 and 761,197.12
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Solution
The fourth proportional to 1,373,045.88, 1,894,802.98 and 761,197.12 is: 1,050,451.84
Step by Step Solution
- Step 1: Write the proportion equation
1,373,045.88 : 1,894,802.98 = 761,197.12 : x - Step 2: Convert to fraction form
1,373,045.88/1,894,802.98 = 761,197.12/x - Step 3: Cross multiply
1,373,045.88x = 1,894,802.98 × 761,197.12 - Step 4: Simplify right side
1,373,045.88x = 1,442,318,571,343.42 - Step 5: Solve for x
x = 1,442,318,571,343.42/1,373,045.88 - Step 6: Final answer
x = 1,050,451.84
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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.