Finding the Fourth Proportional to 1,232,779.03, 1,701,237.36 and 688,914.82
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Solution
The fourth proportional to 1,232,779.03, 1,701,237.36 and 688,914.82 is: 950,703.74
Step by Step Solution
- Step 1: Write the proportion equation
1,232,779.03 : 1,701,237.36 = 688,914.82 : x - Step 2: Convert to fraction form
1,232,779.03/1,701,237.36 = 688,914.82/x - Step 3: Cross multiply
1,232,779.03x = 1,701,237.36 × 688,914.82 - Step 4: Simplify right side
1,232,779.03x = 1,172,007,634,351.65 - Step 5: Solve for x
x = 1,172,007,634,351.65/1,232,779.03 - Step 6: Final answer
x = 950,703.74
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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.