Finding the Fourth Proportional to 1,372,094.64, 2,058,904.68 and 613,905.48
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Solution
The fourth proportional to 1,372,094.64, 2,058,904.68 and 613,905.48 is: 921,199.48
Step by Step Solution
- Step 1: Write the proportion equation
1,372,094.64 : 2,058,904.68 = 613,905.48 : x - Step 2: Convert to fraction form
1,372,094.64/2,058,904.68 = 613,905.48/x - Step 3: Cross multiply
1,372,094.64x = 2,058,904.68 × 613,905.48 - Step 4: Simplify right side
1,372,094.64x = 1,263,972,863,547.50 - Step 5: Solve for x
x = 1,263,972,863,547.50/1,372,094.64 - Step 6: Final answer
x = 921,199.48
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.