Finding the Fourth Proportional to 1,438,948.74, 1,985,724.06 and 794,352.36
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Solution
The fourth proportional to 1,438,948.74, 1,985,724.06 and 794,352.36 is: 1,096,192.34
Step by Step Solution
- Step 1: Write the proportion equation
1,438,948.74 : 1,985,724.06 = 794,352.36 : x - Step 2: Convert to fraction form
1,438,948.74/1,985,724.06 = 794,352.36/x - Step 3: Cross multiply
1,438,948.74x = 1,985,724.06 × 794,352.36 - Step 4: Simplify right side
1,438,948.74x = 1,577,364,593,369.78 - Step 5: Solve for x
x = 1,577,364,593,369.78/1,438,948.74 - Step 6: Final answer
x = 1,096,192.34
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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.