Finding the Fourth Proportional to 2,334,556.51, 3,221,737.28 and 1,315,960.99
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Solution
The fourth proportional to 2,334,556.51, 3,221,737.28 and 1,315,960.99 is: 1,816,053.95
Step by Step Solution
- Step 1: Write the proportion equation
2,334,556.51 : 3,221,737.28 = 1,315,960.99 : x - Step 2: Convert to fraction form
2,334,556.51/3,221,737.28 = 1,315,960.99/x - Step 3: Cross multiply
2,334,556.51x = 3,221,737.28 × 1,315,960.99 - Step 4: Simplify right side
2,334,556.51x = 4,239,680,580,508.71 - Step 5: Solve for x
x = 4,239,680,580,508.71/2,334,556.51 - Step 6: Final answer
x = 1,816,053.95
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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.