Finding the Fourth Proportional to 1,346,584.13, 1,858,286.10 and 742,972.13
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Solution
The fourth proportional to 1,346,584.13, 1,858,286.10 and 742,972.13 is: 1,025,301.54
Step by Step Solution
- Step 1: Write the proportion equation
1,346,584.13 : 1,858,286.10 = 742,972.13 : x - Step 2: Convert to fraction form
1,346,584.13/1,858,286.10 = 742,972.13/x - Step 3: Cross multiply
1,346,584.13x = 1,858,286.10 × 742,972.13 - Step 4: Simplify right side
1,346,584.13x = 1,380,654,772,574.96 - Step 5: Solve for x
x = 1,380,654,772,574.96/1,346,584.13 - Step 6: Final answer
x = 1,025,301.54
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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.