Finding the Fourth Proportional to 1,284,235, 1,924,959.65 and 642,992.26
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Solution
The fourth proportional to 1,284,235, 1,924,959.65 and 642,992.26 is: 963,791.02
Step by Step Solution
- Step 1: Write the proportion equation
1,284,235 : 1,924,959.65 = 642,992.26 : x - Step 2: Convert to fraction form
1,284,235/1,924,959.65 = 642,992.26/x - Step 3: Cross multiply
1,284,235x = 1,924,959.65 × 642,992.26 - Step 4: Simplify right side
1,284,235x = 1,237,734,155,762.31 - Step 5: Solve for x
x = 1,237,734,155,762.31/1,284,235 - Step 6: Final answer
x = 963,791.02
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.