Finding the Fourth Proportional to 1,213,840.26, 1,675,141.08 and 697,690.04
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Solution
The fourth proportional to 1,213,840.26, 1,675,141.08 and 697,690.04 is: 962,836.12
Step by Step Solution
- Step 1: Write the proportion equation
1,213,840.26 : 1,675,141.08 = 697,690.04 : x - Step 2: Convert to fraction form
1,213,840.26/1,675,141.08 = 697,690.04/x - Step 3: Cross multiply
1,213,840.26x = 1,675,141.08 × 697,690.04 - Step 4: Simplify right side
1,213,840.26x = 1,168,729,247,110.84 - Step 5: Solve for x
x = 1,168,729,247,110.84/1,213,840.26 - Step 6: Final answer
x = 962,836.12
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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.