Finding the Fourth Proportional to 1,294,521.99, 1,941,471.48 and 395,971.62
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Solution
The fourth proportional to 1,294,521.99, 1,941,471.48 and 395,971.62 is: 593,862.15
Step by Step Solution
- Step 1: Write the proportion equation
1,294,521.99 : 1,941,471.48 = 395,971.62 : x - Step 2: Convert to fraction form
1,294,521.99/1,941,471.48 = 395,971.62/x - Step 3: Cross multiply
1,294,521.99x = 1,941,471.48 × 395,971.62 - Step 4: Simplify right side
1,294,521.99x = 768,767,607,119.40 - Step 5: Solve for x
x = 768,767,607,119.40/1,294,521.99 - Step 6: Final answer
x = 593,862.15
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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.