Finding the Fourth Proportional to 1,259,177.94, 1,737,468.36 and 707,784.48
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Solution
The fourth proportional to 1,259,177.94, 1,737,468.36 and 707,784.48 is: 976,631.74
Step by Step Solution
- Step 1: Write the proportion equation
1,259,177.94 : 1,737,468.36 = 707,784.48 : x - Step 2: Convert to fraction form
1,259,177.94/1,737,468.36 = 707,784.48/x - Step 3: Cross multiply
1,259,177.94x = 1,737,468.36 × 707,784.48 - Step 4: Simplify right side
1,259,177.94x = 1,229,753,139,699.05 - Step 5: Solve for x
x = 1,229,753,139,699.05/1,259,177.94 - Step 6: Final answer
x = 976,631.74
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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.