Finding the Fourth Proportional to 1,774,832.84, 2,449,463.91 and 1,029,922.79
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Solution
The fourth proportional to 1,774,832.84, 2,449,463.91 and 1,029,922.79 is: 1,421,406.37
Step by Step Solution
- Step 1: Write the proportion equation
1,774,832.84 : 2,449,463.91 = 1,029,922.79 : x - Step 2: Convert to fraction form
1,774,832.84/2,449,463.91 = 1,029,922.79/x - Step 3: Cross multiply
1,774,832.84x = 2,449,463.91 × 1,029,922.79 - Step 4: Simplify right side
1,774,832.84x = 2,522,758,691,944.19 - Step 5: Solve for x
x = 2,522,758,691,944.19/1,774,832.84 - Step 6: Final answer
x = 1,421,406.37
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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.