Finding the Fourth Proportional to 998,934.24, 1,377,351.36 and 807,355.20
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Solution
The fourth proportional to 998,934.24, 1,377,351.36 and 807,355.20 is: 1,113,198.18
Step by Step Solution
- Step 1: Write the proportion equation
998,934.24 : 1,377,351.36 = 807,355.20 : x - Step 2: Convert to fraction form
998,934.24/1,377,351.36 = 807,355.20/x - Step 3: Cross multiply
998,934.24x = 1,377,351.36 × 807,355.20 - Step 4: Simplify right side
998,934.24x = 1,112,011,782,723.07 - Step 5: Solve for x
x = 1,112,011,782,723.07/998,934.24 - Step 6: Final answer
x = 1,113,198.18
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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.