Finding the Fourth Proportional to 995,793.84, 1,373,804.28 and 613,157.04
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Solution
The fourth proportional to 995,793.84, 1,373,804.28 and 613,157.04 is: 845,915.82
Step by Step Solution
- Step 1: Write the proportion equation
995,793.84 : 1,373,804.28 = 613,157.04 : x - Step 2: Convert to fraction form
995,793.84/1,373,804.28 = 613,157.04/x - Step 3: Cross multiply
995,793.84x = 1,373,804.28 × 613,157.04 - Step 4: Simplify right side
995,793.84x = 842,357,765,864.13 - Step 5: Solve for x
x = 842,357,765,864.13/995,793.84 - Step 6: Final answer
x = 845,915.82
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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.