Finding the Fourth Proportional to 1,367,398.41, 2,049,782.99 and 918,244.50
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Solution
The fourth proportional to 1,367,398.41, 2,049,782.99 and 918,244.50 is: 1,376,483.94
Step by Step Solution
- Step 1: Write the proportion equation
1,367,398.41 : 2,049,782.99 = 918,244.50 : x - Step 2: Convert to fraction form
1,367,398.41/2,049,782.99 = 918,244.50/x - Step 3: Cross multiply
1,367,398.41x = 2,049,782.99 × 918,244.50 - Step 4: Simplify right side
1,367,398.41x = 1,882,201,952,169.83 - Step 5: Solve for x
x = 1,882,201,952,169.83/1,367,398.41 - Step 6: Final answer
x = 1,376,483.94
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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.