Finding the Fourth Proportional to 1,124,995.05, 1,552,694.91 and 635,113.53
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Solution
The fourth proportional to 1,124,995.05, 1,552,694.91 and 635,113.53 is: 876,570.56
Step by Step Solution
- Step 1: Write the proportion equation
1,124,995.05 : 1,552,694.91 = 635,113.53 : x - Step 2: Convert to fraction form
1,124,995.05/1,552,694.91 = 635,113.53/x - Step 3: Cross multiply
1,124,995.05x = 1,552,694.91 × 635,113.53 - Step 4: Simplify right side
1,124,995.05x = 986,137,545,303.13 - Step 5: Solve for x
x = 986,137,545,303.13/1,124,995.05 - Step 6: Final answer
x = 876,570.56
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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.