Finding the Fourth Proportional to 1,478,356.35, 2,040,130.04 and 799,291.23
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Solution
The fourth proportional to 1,478,356.35, 2,040,130.04 and 799,291.23 is: 1,103,020.96
Step by Step Solution
- Step 1: Write the proportion equation
1,478,356.35 : 2,040,130.04 = 799,291.23 : x - Step 2: Convert to fraction form
1,478,356.35/2,040,130.04 = 799,291.23/x - Step 3: Cross multiply
1,478,356.35x = 2,040,130.04 × 799,291.23 - Step 4: Simplify right side
1,478,356.35x = 1,630,658,045,035.09 - Step 5: Solve for x
x = 1,630,658,045,035.09/1,478,356.35 - Step 6: Final answer
x = 1,103,020.96
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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.