Finding the Fourth Proportional to 1,363,132.99, 1,881,046.80 and 751,283.90
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Solution
The fourth proportional to 1,363,132.99, 1,881,046.80 and 751,283.90 is: 1,036,729.49
Step by Step Solution
- Step 1: Write the proportion equation
1,363,132.99 : 1,881,046.80 = 751,283.90 : x - Step 2: Convert to fraction form
1,363,132.99/1,881,046.80 = 751,283.90/x - Step 3: Cross multiply
1,363,132.99x = 1,881,046.80 × 751,283.90 - Step 4: Simplify right side
1,363,132.99x = 1,413,200,175,986.52 - Step 5: Solve for x
x = 1,413,200,175,986.52/1,363,132.99 - Step 6: Final answer
x = 1,036,729.49
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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.