Finding the Fourth Proportional to 1,678,860.36, 2,316,759.84 and 914,897.52
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Solution
The fourth proportional to 1,678,860.36, 2,316,759.84 and 914,897.52 is: 1,262,521.82
Step by Step Solution
- Step 1: Write the proportion equation
1,678,860.36 : 2,316,759.84 = 914,897.52 : x - Step 2: Convert to fraction form
1,678,860.36/2,316,759.84 = 914,897.52/x - Step 3: Cross multiply
1,678,860.36x = 2,316,759.84 × 914,897.52 - Step 4: Simplify right side
1,678,860.36x = 2,119,597,832,051.60 - Step 5: Solve for x
x = 2,119,597,832,051.60/1,678,860.36 - Step 6: Final answer
x = 1,262,521.82
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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.